a buttercup is when you cup your asshole with your hand and fart while closing your hand into a pocket hence creating a area of pure ass for you to offer to the nearest friend or foe to sniff..
by eman/venice February 8, 2010

The act of getting snuck up on from behind and spied on - unauthorized lojack of information (especially when one's boss is a ButterCup)
by ReeseCup11 October 30, 2008

v. Going the extra miles for love or honour.
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Instead of getting ripped and loaded this holiday season I will be buttercupping. There are lives to save and songs to sing.
Respect dude.
Respect dude.
by gnostic3 March 7, 2015

Two Army people of hispanic descent that spend their time playing DefJam Rapstar;not properly master the Ghetto slang and or think that they have reached their inner Gangsta.
by That B September 21, 2011

while having doggystyle intercourse, the man pulls out right before and blows it on a reeses pieces peanut-buttercup. He then hands it to his partner and they eat the salty goodness.
by pete November 16, 2003

by RainbowButtercup69 March 16, 2022
