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1.
The degree to which passengers exit a bus, train or subway car at a given stop or station.
The subway car was so crowded when it arrived in the station that I wasn't sure we'd get on but, fortunately,we had strong leavage.
by NYCflow April 27, 2009
 
2.
the cleavage of a llama
"Dude that is some nice Leavage!!!!!!!!!!!!!!!!!"
by bobbytron September 21, 2007