Being angry about something petty or inconsequential, especially as a result of being highly sensitive about the given subject.
He's just buttmad because the jungler is camping his lane and he's losing.

I get so buttmad when someone TKs me in Counter-Strike.
by Immaterial October 24, 2014
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Being particularly mad at something while being butthurt. Often a result of being trolled on the Internet.
I called this guy a hipster and he got so buttmad.
by ita0ts January 27, 2011
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