Based on the Malay term, "mulut masin", an ability to have most of the things said to come true.
Please dont say shit about having bad traffic, salty mouth. Not today.
by Halaljollyshandy March 10, 2017
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The taste of semen in your mouth after your friend got head from a girl and you hooked up with her after.
Corry: Ew, why does my mouth taste so salty?
Biga: LAL! You got the salty mouth bitch!
by Sir Miles May 26, 2009
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To be proven wrong, to be dissed, or embarrassed!

The answer was C not B, salty mouth!
by LaKeisha Martin November 11, 2007
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One who's mouth at one point was filled with semen. One who gives a blow job. One who often acts salty
by Jawz1486 April 21, 2017
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