blowing shitters

The process on a submarine of expelling solid and loose bodily waste out of a submarine at hight pressure.
The sanitary tanks were getting full so the chief of the watch decided it was time to start blowing shitters to sea.
by Jeasus November 11, 2006
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blow the shitter up

When you have to shit really bad. Can’t wait and need to find the nearest toilet.
Man I ate some bad food and gotta go Blow The Shitter Up
by Boiler cracker February 06, 2022
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