To heavily drool on the end of a cigerette, most possibly one you are sharing with a friend or work coleage
"OMFG!! Oh my fucking God, Poppy! Look how much you've bumsucked it! Your skanking me! Your skanking me, mate! You've gotta pay me back for all of that! That's 17p please! You're twisting my melons, man!! Look how much you've bumsucked it. Quit skanking me!"
by Armadillo April 26, 2005
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To have fellatio performed on oneself by a person or persons lacking in permenent residence.
Hobo Harry had to perform bumsuck on Dangerous Dan in order to obtain the vial of crack cocaine.
by Buttson May 31, 2006
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to be a Suck up or arse licker
u my friend are a ubmsuck
by greeny May 30, 2004
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To leave large passionate hickey's inside another males rectum.
Wow Kenny bumsucked the fuck out of me last night I can't even walk.
by gustebeast October 8, 2018
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Verb. To suck another persons/or if managable your own bum, simply done by attaching your mouth to someones anus and sustaining a sucking motion.
Andy:"God Liam, you are such a bumsucker"

Oli " She asked for it, so I bumsucked her"
by Paris_James April 29, 2006
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the word that describes the action of when a kid is bumming off another kid and therefore sucks up to him/ defends him in any arguement to keep the steady line of bumming up.
I can't even fight with rich right now with steve bumsucking him so bad.
by FittyFATZ October 28, 2011
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