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2.
When ones swimming trunks become filled with a giant air bubble.
I was shanting when I was in the swimming pool.
by Jonah Caldwell August 08, 2006
 
1.
To 'ave one ell of a pissup.
Me and Mike went out shanting last night, it was gurnage
by Mike Chapman - Solid Snake July 10, 2008
 
3.
To deprive someone

The act of depriving someone from someone or something.
God is shanting Geoff from getting a woman.
by Geoff Kontz July 26, 2004
 
4.
The act of saying illogical things, accompanied by an idiotic smile and expression.
Person 1: "Hey, can you pick me up first then pick up Michael?"
Person 2 (Nerses): "Why would I do that, Michael lives a street away you live across town?"
"Sorry, I was shanting."
by ShantsAHoe September 22, 2014