One who commits the act or crime of theft.
(Informal) A person who attends a social affair without an invitation or attends a performance, etc. without paying admission
(Electronics) A device that periodically and automatically opens and closes an electric circuit, producing pulses.
The definition of a snoop is a detective or a person who investigates by poking around into people's private affairs.
Effort, especially when inconvenient or bothersome:
One who gains admittance, as to a party or concert, without being invited or without paying.
A person who mixes into other people's affairs; meddler or gossip
(Archaic) One that trespasses on a trade monopoly, as by conducting unauthorized trade in an area designated to a chartered company.
Find another word for intruder. In this page you can discover 24 synonyms, antonyms, idiomatic expressions, and related words for intruder, like: thief, encroacher, unwanted person, invader, disrupting element, trespasser, gate-crasher, interrupter, snoop, robber and trouble.