perv
n. countable C2 Proficiency perv
n. a person who is obsessed with sex and often acts in a way that makes others uncomfortable. It is a very rude and offensive word for someone who is sexually inappropriate.
n. a person who is obsessed with sex, particularly in a way that is considered socially unacceptable or intrusive. Highly offensive and vulgar in register; typically used as a pejorative to demean or insult.
He was called a perv for staring at the woman in the street.
The office manager warned the staff that any sexual harassment or perv behavior would result in immediate termination.
Clipping of pervert.