Top Definition
The act of behaving in a manner abnormal to one's normal decorum, therein suggesting or implying superiority. See condescending.
Yesterday she was sweatin' me; now she's high siding since her girls are around.
by Osakwedagr8 August 03, 2009

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In terms of motorcycles "High siding" is where a sliding bike's tires gets traction and flips. As you go hard into a turn instead of the bike slipping out under you it bites very hard and does sort of a lever action along its wheel base.
I broke the head on my bike when i high sided that turn last year. Lucky I didn't kill myself.
by blake April 30, 2004

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When someone disses you, gets in your grill or is just an all around asshole to you.
Man, why you high sidin me? I didn't know she was your sister.
by Grouch April 19, 2004

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The Urban Dictionary Mug

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The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt