boner-killer

In real, traceable use. Part of the curated seed collection; community review is coming.

Sense 1

Meaning · English

Something that causes loss of libido and thus of an erection.

Register: slang, vulgar

Where it’s used: Used American English

Examples

And honestly? I don't want to talk about this with you. Not now. This is like the biggest boner killer I could think of.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Sense 2

Meaning · English

An unappealing person or situation.

Register: derogatory, slang, vulgar

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Common questions

What does “boner-killer” mean?

Something that causes loss of libido and thus of an erection.

Is “boner-killer” formal or informal?

boner-killer is generally slang, vulgar.