Any action taken by a person looking to have a relationship with another person, that effectively ruins their own chances of having said relationship
Guy 1: "So I was really into this girl, but when I walked up and kissed her on the cheek, she freaked out."
Guy 2: "Way to go man! Talk about Sinking Your Own Battleship!"
by fan187 July 10, 2012
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Group yourselves in 3s, 4s, 5s, 6s, and so on!
The boat is sinking, so please group yourselves in fives or else you'll fall off!
by mintysparkly29 July 23, 2023
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"Hey man guy what."
"What?"
"I just found out that that girl I was crushing on was a guy."
"Oh man that sucks!"
"Yeah, it really sinks my titanic."
by Stonedragons February 28, 2018
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When a guy inserts his balls (testicles) into a girls anal cavity.
Miller: Martha, I would love to drop my balls into a tight place.

Martha: Miller, you can sink two balls into my ass any day.
by stinkbloom November 5, 2011
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Shaving sinks is a future term or slang name for the soldiers all over the world, who are suffering from war stress disorder also known as scooting around in the skatepark, or flatearth scientists, you know.
Nice that our skatepark has toilets, I ts nice to take a shit in the sk8park sometimes, but not today because i saw,,,,, shaving sinks with supreme razor
by fuck dishes November 2, 2017
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