beefer
In real, traceable use. Part of the curated seed collection; community review is coming.
Sense 1
Meaning · English
A police informer.
Register: slang
Where it’s used:
Used
American English
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Sense 2
Meaning · English
A person with a beefy build.
Register: slang
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “beefer” mean?
A police informer.
Is “beefer” formal or informal?
beefer is generally slang.