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The act of farting in the shower as water muffles the noise causing it to sound somewhat like Donald Duck laughing.
I took a shower earlier and farted, sounded like Donald duck laughing, a total Shower Quack
by StolenDignity February 10, 2012
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Aug 11 Word of the Day
You can tell by the way she walks, she got that WAP.

You can look at her face and tell she ain't got that WAP.
by Black Don August 06, 2020
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2
When a fart is conducted in the shower and the water running over the anus makes it sound like a duck quacking.
Friend 1: "I farted in the shower earlier and it sounded like Donald Duck laughing."

Friend 2: "SHOWER QUACK!"
by Unwept, the Lone Magpie February 10, 2012
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