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A hand job done with the thumb on the bottom of the shaft.

1. A discreet hand job.
2. Giving a hand job while looking away or covering one's face shamefully.
3. A hand job done out of obligation.
4. A rushed hand job.
A. Hey dude, your girl gave me a ketchup jerk under the table.

by WillBriz August 28, 2006
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