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1.
1. Serve a prison sentence.

2. Serve a hitch in the military, especially if drafted.

3. Get grounded.
After spending most of his teen years doing time (3) for the rents, the kid couldn't wait, so he upped and did time (2) as soon as he could. That got old, so he split before his time was up, got caught, did some time (1) in the big house, and still had to do the rest of his time when he got out. It was getting to be a habit.
by Downstrike November 01, 2004