Simply, whenever it is time for a shot
Clark: Hey man, you know what time it is?
Tanner: It's shot thirty!!
Clark: HELL YEAH
by Cris01 August 9, 2011
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Anytime someone says it is time for a shot.
"Is it time for a shot yet?"

"Hell yeah! It's always shot-thirty bro!!!"
by kita080 December 11, 2012
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