Some biomass on the ceiling with a tounge from the boarder worldxen When you touch said tounge it pulls you up into the "mouth" and eats you
it can be killed via any weapon in the game or physics object (exclusive to half life 2)
it also generated alot of por-
they also like do this creepy ass thing where they launch their tounges in a certurn direction.
Friend:try to see if you can go across inside that room
Me:i cant the barnacle is going to do the toungy thingy
by Agent Stamos November 8, 2020
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Any clingy drunk at the bar who insures your misery by talking your ear off about the most inane shit you can imagine. Excuse yourself to the bathroom and leave them talking to your friends.
"Oh, shit. Here comes Kelly. Can't wait to listen to that barnacle talk about used Telecasters for 6 hours. Pardon me, I have to go to the bathroom."
by Moonwtrash October 13, 2008
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Car Sales: A person with bad credit who is unable to get a car loan. A total waste of time. Too many of these customers in a month will sink the month, just like too many barnacles on a boat will sink that boat.
That last customer was a barnacle! The Finance department could not get him approved even with $2000 down
by danth666 September 17, 2009
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An act in which a man masturbates on a bed, and just before ejaculating, jumps up and shoots his sticky goo-nuts to a ceiling. Bonus points if the semen dangles from the ceiling and stays there.
"Yo dude. I just barnacled Jimmy's room."
"That's going to suck when he comes home..."
by Justin Herbert January 10, 2009
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A barnacle is a piece of feces that hangs outside of the toilet water from a prior use of the toilet.
"Oh jesus! Do they really expect me to use this toilet brush on all these barnacles? I don't even live here!"
by Rjn2301 May 18, 2018
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A person who desperately looks to latch themselves onto a pre-existing group that does not wish to expand the group.
Dude, that guy is a total barnacle! We gotta ditch him fast.
by Marc Logan July 5, 2012
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Noun - A clingy significant other, or person in general giving unwanted attention and closeness. May be used as a general derogatory term for whoever a person is dating.
"Robin's calling -again-? Sheesh, what a barnacle."
by Imbrii June 7, 2005
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