Urban Dictionary: gby

1.	gby
	God bless you, used mainly in role plays when people don't feel like spelling out the word. Person1: ::sneezes:: Person2: gby. Person1: I'm an athiest, fag. buy gby mugs & shirts by Borg Aug 4, 2005 add a video
2.	GBY
	Gotta be you. - One direction amazayn new song! "Cause' its GBY.. Its GBY.. Only you.. only you." buy gby mugs & shirts one direction zayn amazayn louis niall harry liam by Yllbee Oct 18, 2011 add a video
3.	GBY
	short for (G)o (B)low (Y)ourself, either A: term of disbelief B: insulting way of asking a person to go away. A: Yo,last naight I gots me some lips from tha sw33t3st b1tch. - o_0 NW!! GBY B: excuse me, could you adress me to the nearest poetry forum? - GBY, damn be4tnick!! buy gby mugs & shirts by Triple U Jan 8, 2005 add a video