Rimmer, the name of once of the companions of the last human alive David Lister from Red Dwarfas british sitcom. His full name is Arnold Judas Rimmer and failed the astro-navigation exam no less than 13 times. He is dispised by all but in one episode of Red Dwarf his much more dashing self from another Dimension appears, Ace Rimmer who everone, Except Arnold J Rimmer, likes.

Rimmer = A total Smeg Head
"Mister Rimmer sir, i would like to take this oppertunity to say that You are the most obnoxious, trumped up, flirty little smeg head, it has ever been my misfortune to encounter!"
by Red Dwarf No.1 Fan! March 15, 2005
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Someone who licks around the ass-hole 'rim'.
Jane is a rimmer. ew
by Hot Cherie Baby August 31, 2005
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1. someone who literally licks someone's asshole
2. somone who figuratively licks somone's ass (sucking up)
1. "she reckons he's a rimmer"
2. Heath's a rimmer he only came to qcs party to suck up and get the apprentiship
by gcc September 4, 2005
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to pack a bowl with so much marijuana that it is as high as the rim of the bowl piece or higher. A Large bowl.
Savage, pack a rimmer in the bong with all that bomby.
by cantuan September 15, 2006
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Star Trek fans are called Trekkers, Stargate fans are called Gaters... Does that mean that people who play Skyrim are called Rimmers??

I've been rimming all day long, can't stop.
by UndeadPrawn November 21, 2011
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A tool used to form a rim on plastic parts.
The production technician used the rimmer to finish the trim piece.
by GunnyBlaster October 18, 2017
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Tickling the anus with your tongue. Is based on the word reamer which is an object that shapes holes. Also known as anilingus or butt munching.
Sally totally freaked me when she gave me a rimmer last night.
by crackerman May 22, 2005
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