The sound Toad makes whenever he feels extreme emotion of any kind.

Also it's a Simpleflips meme ;)
I'm going to bup you so hard you'll bleed out your bup.
by Bupboy November 15, 2017
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A term of endearment used when acknowledging a good friend or a romantic partner.

A pseudonym reserved for individuals that one cares for romantically or adamantly.
by Saltybags September 12, 2018
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The sound Toad makes when plowing Toadette cooch'
bup. Bup. BUPP BUP BUPPPPPPP. buuuuuuuup.
by EmVeddii July 22, 2019
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1) Used to describe ones own ambiguous behaviour. Often shouted or hash tagged on twitter.

2)Used in social networking to provoke confusion as to the meaning of the word. Used when behaviour has no meaning

3) Can also be used ironically for attention. Often when happy or excited
1) "yeh just ate like 10 asparagus's #BUP"

2) "what does bup mean?" "BUP BUP BUPBubpbubp"

3) "Off to a party in Londen BUP!"
by Cham777 February 12, 2013
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An expression used when one has nothing to say.
Bob: Were we supposed to meet the girls at 8 ? It's 9 now man.
John: Bup.
by TheActualRealSuperman July 16, 2011
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Replicating the sound of a gunshot to indicate vigorous approval; usually uttered in rapid succession with an accompanying thrusting of the hand in the air.
"Rewind selecta! Bup bup bup!"

or

"Bup bup bup Kofi Annan...good point! In your FACE Colin Powell!"
by J Hall April 03, 2003
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