Basically, an acorn barnacle is when the female has a barnacle-looking patch growing between her legs, along with maggots eating away at her pearl. There is a video online that you can watch to get a better picture.
Dave: yo dude i just had sex with tz the other day and turns out she got acorn barnacles
John: holy shit!!!
John: holy shit!!!
by saccharinsugar February 29, 2016
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The word used to describe a person whom waits until the very last second of a conference call to make their presence known
Sally is such a trashy barnacle! She attached herself to the weekly Webex like a parasite, adding less-than-zero value, until it came time for her to announce her presence to management!
by 16vjohnson December 11, 2018
Get the Barnacle mug.(n) - an inverted or pronated rectum, damaged by anal sex with an unusually thick dick or dildo.
(n) - an anus or rectum that protrudes like a barnacle from the asscrack, usually from rough anal sex
(n) - an anus or rectum that protrudes like a barnacle from the asscrack, usually from rough anal sex
She told him that she liked it rough, so it wasn't his fault that she got a rusty barnacle.
"You know how huge Bob is - don't let him do anal or you'll end up with a rusty barnacle."
"You know how huge Bob is - don't let him do anal or you'll end up with a rusty barnacle."
by dimebag40 April 9, 2010
Get the rusty barnacle mug.A slut or a person who has multiple sexual partners. Biologically speaking, a barnacle can mate with multiple partners at the same time through the use of tentacles.
by lols_royce January 31, 2010
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