Top definition
the flush used to cover the sound of something you don't want heard outside of the bathroom like, but not limited to terd bombs or masturbation and can also be done by turning on the sink or shower.
ex. dude randy has flushed like 20 times since he's been in there.

booby: he's prolly beating hoss and using the shadow flush technique to cover it up.

ex.2 man, my stomach was tore up so bad i had to shadow flush like three times.
by teezybeezy'sbro October 31, 2010
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