Top definition
To slowly stop and shut down any action, task, or goal that you and or a group may be performing.
1. 2006-2007 Boston Celtics

2. Jeff: Bill's been slacking off a lot at work lately.

Fernando: He must be tanking for oden.
by Jake Baroni March 21, 2008
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Cleveland Steamer Plush

The vengeful act of crapping on a lover's chest while they sleep.

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