Somebody who lurks around (usually in the office, school, playground etc) spying on female staff / small children, only surfacing to harass said victims with a disgusting sense of "slickness".

Hedge pests are usually older and very unattractive, often sporting a mustache, missing teeth, scraggly hair, and a pot belly.

Hedge pests are often the target of sexual harassment claims, and would account for a large percentage of all those charged with possessing child pornorgraphy

A casual invitation / threat used by an individual that is not afraid of fucking someone up.