Oral sex involving the sphincter.
Or
When your fuck buddy tongues your ass.
A.K.A.- tossing the saladanalingus
The Dude: She licked my Cockall the way down to my balls then dove down for the Rim Job and finished me off with a Rusty Trombone...

Dick: Good God man... What did you do!?!
The Dude: I asked her to marry me right then and there.
by theStraightDopeDude August 22, 2018
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The act of kissing and licking someone's asshole
Kiersten : Last night Jake gave me an amazing Rim Job before he fucked my pussy!
Kaylee : Sounds gross what if you had shit in his mouth!
Kiersten : Oh my Jake wouldn't mind he would eat my shit with a spoon!
Steve : Hey Kaylee heard you talking about shit would you like a Rim Job?
Kaylee : Fuck No You Disgusting Pig!
Steve : Ok but could you shit in a bowl so I can eat it cause I would eat your shit with a spoon!
Kiersten : Wow Kaylee I think Steve really likes you! LOL
Kaylee : Damn't Kiersten will you please keep your sex stories to yourself!
by SlopNChop February 25, 2018
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Before buttfucking, I 'm at least enough of a gentleman to first give a rim job.
by Pompatus of Love September 4, 2016
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Act of cleaning ones rims on there car
dang boy u sure did a nice rim job during that car wash i never seen my rims this clean before
by jarvom January 2, 2010
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Sue: Becky got a sweet rim job yesterday
Alice: Awesome! Maybe she cam fix my BBM
by Satyr9 November 11, 2010
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Also known as Rimming.

The surprisingly pleasurable act of licking or having ones own sphincter licked.

The process of performing a Rim Job can be fraught with dangers such as stumbling across clingons, the rimee releasing an air biscuit, or simply encountering a particularly unhygienic ring piece.
That Klim loved giving Rim Jobs.
by Gwyndaff January 30, 2004
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The action in which person A licks, tounges and otherwise orally stimulates Person B's anus, and anal area. Person B generally derives pleasure from the 'rim job'.
Sally gave me a 'rim job' last night that blew my mind.
by Johnny V May 19, 2004
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