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A colloquialism for oral sex (more commonly referred to as "blow jobs" or "succ", which references the Pokémon move Giga Drain. This attack sucks health from the opponent, in a similar manner to how the giver of fellation sucks the semen from the penis of the receiver.
Oh my God, Bob is so hot!
I just really wanna Giga Drain the hell out of his Onix!
by Hobox December 08, 2017
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