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33.
1. Any weird old man that has, is, or will stalk/stare at/rape a woman/man/child that they don't know. Creepers are also known to break into peoples' homes and watch them sleep for hours at a time.

2. An annoying, explosive, green, penis-shaped enemy from the game "Minecraft"
1.

Tammy: They 'Becca, do you see that guy standing out there at that bus stop?
Rebecca: Yes, why?
Tammy: He's been staring at us for an hour.
Rebecca: He must be a total creeper!
Tammy: Let's go walk into that dark, dead end alley way that no one will follow us into.
Creeper: *follows girls into the alley*

2.
Minecraft Guy: Wow, it took me DAYS, but I've finally finished making my super awesome castle that nothing will happen to!
Creeper: *walks up silently behind Minecraft Guy*
Minecraft Guy: *turns around*
Creeper: That's a nice EVERYTHING you have there. It would be a SHAME if something were to happen to it.
Minecraft Guy: NOOOO!!
Creeper: SSSSSS- *explodes, demolishing the castle*
by Captain Jean-Luc Picard's Dick November 02, 2010
 
1.
A person who does weird things, like stares at you while you sleep, or looks at you for hours through a window. usually a close friend or relative. you know right away if that person is a creeper or does creeper things. it is not hard to spot the creeper.
jeff was the "creeper" in the background
by Danya March 24, 2005
 
2.
an offensively unimaginative word devised by tacky, braindead college students to describe people they deem sinister, indecorous, uncouth, or otherwise unpleasant.
"omg, i was gettin wasteyface at bennigan's, and some creeper was totally creepin on my bestiessss!!!1!!
by Sherman McCoy March 30, 2008
 
3.
Typically a nice guy, but is called a creep because girl's can be ruthless jerks
-"Hi Sandy"
-"Get away from me you creeper"!
by Hermitage_XCountry April 11, 2009
 
4.
Someone who views your profile (multiple times) without saying anything.
This guy has been to my profile 37 times today and hasn't said anything... what a creeper!
by Local_R February 13, 2006
 
5.
Older men who hang out in college clubs and bars and stare at girls half their age and occasionally make obscene gestures and comments.
Look at that creeper over in the corner staring at you. He is wearing gold chains and his shirt is unbuttoned to show off his chest hair. gross.
by Bridget S. September 22, 2005
 
6.
Edward Cullen
"Edward, I saw you watching me sleep last night."
"..."
"Yes, you are a creeper."
by EDWARD'SCREEPIN? October 28, 2009
 
7.
A type of creature often seen in the In Development game, Minecraft. Similar to a suicide bomber but this creature lures prey into its line of fire by frowning and looking generaly sad. People fooled by this act soon are blow to millions of tiny bits as the creeper explodes. The creeper earned its name for its ability to swiftly sneak up on an unsuspecting player and quickly kill them, destroy their construction, and leave them exposed to more powerful monsters.
Player: Dum dum diddle dum dum

Creeper:SSSSSSSSsssssss

Player: OH SHI-

*Creeper and Player are killed in a large explosion*
by Crazy Crono July 14, 2010