When it comes to self-defense tools, stun guns are often discussed online but there’s one big spelling question: is it “taser” or “tazer”? People get confused because both versions appear in searches, social media, and news articles.
Knowing the correct spelling helps you write clearly, avoid errors, and search online efficiently.
In this article, we’ll answer the spelling question quickly, explore the origin of the word, compare British and American English differences, and show practical examples of usage.
Whether you’re writing a blog, emailing friends, or posting on social media, this guide will help you use the word correctly. We’ll also look at Google trends to see which spelling is more popular around the world.
By the end, you’ll have a clear answer, know which spelling to use depending on your audience, and avoid common mistakes. Let’s dive in!
Taser or Tazer – Quick Answer
The correct spelling is “Taser”.
- Taser refers to the brand name of an electroshock weapon designed for self-defense or law enforcement.
- Tazer is a common misspelling that occurs because people hear the word phonetically.
Example usage:
- Correct: The police officer used a Taser to subdue the suspect.
- Incorrect: The police officer used a Tazer to subdue the suspect.
Tip: Always capitalize “Taser” when referring to the brand, as it is a proper noun.
The Origin of Taser
The word “Taser” was invented in 1974 by Jack Cover, a NASA researcher. It is an acronym for “Thomas A. Swift’s Electric Rifle”, inspired by a fictional series of adventure books.
- The brand Taser became widely popular in the 1980s and 1990s as a non-lethal alternative to firearms.
- Over time, people began spelling it phonetically as “Tazer,” but this is not correct.
Fun Fact: Even dictionaries now recognize “taser” as a common noun, but the brand spelling with an ‘s’ remains standard.
British English vs American English Spelling
Unlike words such as “colour” vs “color,” Taser does not change in British or American English. The spelling remains T-A-S-E-R worldwide.
| Aspect | American English | British English | Notes |
| Correct spelling | Taser | Taser | Brand name, no change |
| Common misspelling | Tazer | Tazer | Phonetic error |
| Capitalization | Capitalized | Capitalized | Proper noun |
| Plural | Tasers | Tasers | Add -s for multiple devices |
Key point: Unlike “theatre” vs “theater,” Taser is consistent across English dialects because it is a trademark.
Which Spelling Should You Use?
- In the US: Always use Taser. It is recognized legally and in media.
- In the UK & Commonwealth countries: Still use Taser; “Tazer” may appear online but is incorrect.
- Global audience: Use Taser to maintain clarity and professionalism.
Quick tip: When writing for law enforcement, self-defense guides, or online publications, consistency matters. Using “Tazer” can look unprofessional or careless.
Common Mistakes with Taser
People often make these mistakes:
- Tazer instead of Taser – The most common phonetic error.
- Lowercase “taser” – When referring to the brand, it should be capitalized.
- Plural confusion – Incorrect: I bought two tazers. Correct: I bought two Tasers.
- Mixing with “stun gun” – Not all stun guns are Tasers; the brand name should be specific.
- Misspelling in online searches – Using “tazer” may return less accurate results.
By avoiding these mistakes, your writing will appear authoritative and clear.
Read More.Emasculate or Demasculate: Which Word Is Correct?
Taser in Everyday Examples
Here’s how to use Taser correctly in different contexts:
- Email:
Dear Officer, please ensure all Tasers are tested before deployment. - News Article:
Police deployed a Taser during the arrest to prevent injury. - Social Media:
Just bought a Taser for self-defense! #SafetyFirst - Formal Writing:
The study examined the effectiveness of Tasers in subduing suspects without lethal force. - Informal Writing:
He almost got shocked by a Taser in the security demo!
Notice how Taser is always capitalized when referring to the device, maintaining brand accuracy.
Taser – Google Trends & Usage Data
Google trends show that “Taser” is far more popular than “Tazer”:
- United States: “Taser” dominates searches, especially for law enforcement and safety tips.
- UK: Slightly fewer searches, but “Taser” is still preferred.
- Global trend: “Tazer” rarely appears in professional content, mostly in casual blogs or social media.
Interpretation: Using the correct spelling aligns with how people search and ensures your content ranks higher in search engines.
Taser or Tazer – Comparison Table
| Feature | Taser | Tazer |
| Correct spelling | ✅ | ❌ |
| Brand name | ✅ | ❌ |
| Common in US | ✅ | ❌ |
| Common in UK | ✅ | ❌ |
| Google search popularity | High | Low |
| Usage in formal writing | ✅ | ❌ |
FAQs
1. Can I use “tazer” in writing?
Technically, yes, people will understand you mean a Taser, but it is incorrect. Always use “Taser.”
2. Is Taser a generic word?
Not exactly. It started as a brand name, but many dictionaries now list it as a common noun due to frequent use.
3. Should I capitalize “taser”?
Yes, when referring to the device, always capitalize.
4. Are all stun guns Tasers?
No. Taser is a specific brand. Other stun guns may look similar but are not Tasers.
5. Why do people spell it “tazer”?
Because of phonetics—the ‘s’ in Taser sounds like a ‘z’.
6. Is “Taser” used worldwide?
Yes. The brand is recognized globally, and the spelling remains consistent.
7. Can I use “taser” in plural form?
Yes, the plural is Tasers, e.g., Three Tasers were purchased for the department.
Conclusion
In short, the correct spelling is Taser, not Tazer. The word comes from Jack Cover’s 1974 invention, inspired by a fictional electric rifle. It’s consistent across British and American English, and using it properly ensures clarity, professionalism, and correct online search results.
Remember these key points: always capitalize the brand, use the plural Tasers when necessary, and avoid phonetic misspellings like “Tazer.”
Whether writing emails, news articles, or social media posts, consistency matters. Google trends show that “Taser” dominates searches globally, reinforcing that this spelling is widely recognized and understood.
By following these tips, you’ll communicate clearly, avoid mistakes, and maintain credibility with your readers. Whether for law enforcement, self-defense advice, or general information, Taser is the spelling you should always choose.

Mark Nichol is an English language writer and editor.
He focuses on spelling confusion, word comparisons, and clear usage rules.


