Top Definition
A drug that can be smoked or injected, the ending effect is looking like complete crap.
Person No.1- "Dude wth happened his weekend, you look like crap."

Person No.2 - "Exactly, haha I've been doin too much fatbird."

Person No.1 - "Holy crap."
by Lady Phantom December 28, 2011
phrase to announce your desire for a reaction from random people, indicating a need to change the balance of positivity. can be highly contagious. usually yelled.
to neighbor mowing lawn: "yo, can i get a faaaat biiiiird"
to lady in grocery store: "Hey muffins, fat bird!"
when seeing an american flag:"god bless america, can i get a fat bird"
by Dayrock January 01, 2011
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