When in a night club situation and its 1 hour before the club close. this is the last chance to attract a member of the opposite sex.

If the party starts at 12am and finishes at 4am
the 4th quarter is from 3am to 4am. This is subject to change given the length the night club stays open but its always 1 hour before the club is closed
Matt: did you see that girl damn she is fine ima go dance with her

Mike: yea she is but you waited till the 4th quarter to dance with her, now she is dancing with someone else

Matt: damn i messed that up

Matt: what time do you think you will be comming to the party

Mike: there is so much traffic on my way ill be there by the 4th quarter
by EasyMoney February 7, 2013
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Something LeBron James doesn't have.
I asked LeBron for a dollar, but he gave me 75 cents because he doesn't have a 4th quarter.
by sleeper107 June 14, 2011
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a cocktail comprised of peppermint schnapps and lemon-lime gatorade, to be used late in the night in order to solidify a good performance in post game endeavors
"Hey, it's last call, we need some 4th quarters to keep us going strong after the bars close."
by CL Media December 20, 2012
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A phenomenon started at Texas A&M University where during the last quarter of a home football game fans participating take off their shirt for the last quarter of the game.
by ChunkND October 7, 2009
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Most likely the last remaining girl/guy at the bar at last call.
"Dude, did you see who he went home with? She was a complete 4th quarter whore."
by KM_Copeland May 16, 2017
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