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A term used to tell a person to do something or leave a certain place. This term was first developed when a super scientist changed the channel, which his grandson was watching, on the television.
Son: Hey! I'm watching TV!
Grandfather: Hit The Sack Jack!

Son: I don't know if i should ask her out Rick.
Grandfather: Hit The Sack Jack!
via giphy
by Mattanian May 29, 2017
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