English dictionary, thesaurus, translations & etymology
FreeDict.com
noun

moser

MOH-suhr

Moser (noun) means an informer; someone who reports on or betrays another person to the authorities. Example: “The other inmates shunned him, convinced he was a moser.”

noun
1
An informer; someone who reports on or betrays another person to the authorities.
"The other inmates shunned him, convinced he was a moser."
"Nobody trusted the new guy, word was he had been a moser back home."
verb
1
To inform on or betray someone, typically to the police or another authority.
"He was afraid his old friend might moser on him."
"She refused to moser, even under pressure."

How to use moser

Learner’s notes

In plain EnglishSomeone who snitches or informs on others, or the act of doing so.

When to use it

A niche slang term, most familiar in Yiddish-influenced or crime-related speech rather than everyday usage.

Word forms

mosered past tense, mosers plural, moserim plural, mosrim plural, Mosers plural, mosers singular

Study it as flashcards or scroll it in Flow — saved to your collection.
Test yourself on “moser” A quick quiz — meaning, synonyms & usage

Fill the gap

Can you complete this real example?

The other inmates shunned him, convinced he was a _____.

Etymology

Borrowed from Hebrew moser, "informer," via Yiddish — used in English mainly within Jewish communities and, more broadly, in crime slang.

Origin: Hebrew

Rhymes for moser

See all rhymes for moser →

Frequently asked questions

What does “moser” mean?

The word “moser” means an informer; someone who reports on or betrays another person to the authorities. In plain terms, someone who snitches or informs on others, or the act of doing so.

How do you pronounce “moser”?

“Moser” is pronounced MOH-suhr (/ˈmoʊsəɹ/ in IPA).

How do you use “moser” in a sentence?

Here is “moser” used in a sentence: “The other inmates shunned him, convinced he was a moser.”

What part of speech is “moser”?

Depending on how it is used, “moser” can be a noun and a verb.

Where does the word “moser” come from?

The word “moser” comes from Hebrew. Borrowed from Hebrew moser, "informer," via Yiddish — used in English mainly within Jewish communities and, more broadly, in crime slang.

How many meanings does “moser” have?

“Moser” has 2 distinct senses listed in this dictionary. The most common is: an informer; someone who reports on or betrays another person to the authorities.

Featured in

Definitions: FreeDict original editorial