headlight
n. countable C2 Proficiency US //ˈhɛdˌɫaɪt// UK //hˈɛdlaɪt// head·light
n. a slang word for a penis. It is a very informal and rude way to talk about this part of the body.
n. a vulgar slang term for the penis. Used primarily in informal or crude contexts.
He joked about his headlight being too bright.
The comedian made a joke about his headlight and the traffic lights at the same time.
From head + light.
Pitfall
He has a very large headlight.He has a very large penis.This term is a vulgar euphemism and should not be used in formal or polite discourse.