adj: to have a mean, annoying, or repulsive attitude
1. Omg, stop being so salty

2. Why are you acting salty today?
by awesomeness_undercover February 19, 2015
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When someone is sassy because they are frustrated or upset.
He got salty about me eating the last piece of cake.
by LaraMarie123 November 30, 2016
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somewhere between sour and bitter.
Salty food. Salty drink. Salty soldier.
"Is this salty, or is it just me?"
by Professor_Z May 19, 2020
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Upset, embarrassed or indignant as a result of humiliation or wrong-doing by another person. Salty was most often heard in Chicago up to about the mid-nineties.
I completely forgot about our plans and she was waiting around for like an hour; now's she's all salty.
by Morgan Patrick April 13, 2005
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Tasting of, or proportionately rich in, sodium chloride.
Yo 'sup?! Prepared frozen foods are most disagreeable and undesirable in a mothafucka's diet, as they are rich in sodium - too mothafuckin' salty!
by Truth2Power September 5, 2004
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Used to describe either a Marine or Sailor who has been enlisted far longer than his peers and is proficient at his or her MOS.

Also see salt dog
"That First Sergeant is one salty Marine"
by bivouac June 2, 2005
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You're so salty, that you came from the ocean!
by sinistermaster October 11, 2017
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