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2.
When the skin on the shaft of the penis is pulled down to the base of the penis in a swift motion
bro she decloaked me in that handjob
by RiceCrackerMan April 02, 2013
 
1.
To become uncloaked, lowering the cloaking field typically to begin the assault on an unwary enemy.
Chekov: The Romulans have decloaked!

Kirk: Oh Snap
by RainbowNinja July 06, 2009