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High-wasted, synthetic pants. Usually worn by a soccer-mom.
My math teacher had major mom pants
by Ms Newton-Bouviet October 08, 2003
pants that are worn high and tight and make a soccer moms ass look big and nasty
Is that a blimp??? naw man thats your mom in mom pants!
by leRooy November 27, 2006
A painfully unhip and out of touch person

From: One deluded by their own vanity into mistakenly thinking that the doubleknit beige cameltoe-makin' JC Penny's high-waisted pants for women that they're sporting make them look professional and executive

that jacket is mompants

by khritterbean March 05, 2008