1 definition by S455R525

Chap

A chap in prison is a measuring tool. A chap stick lid is used to measure drugs, so inmates ask for a "chap of weed {Marijuana}" or a "chap of ice {Methamphetamine}".

Hey man can you send me a chap of Ice I can send you 100 Walmart to Walmart.

by S455R525 May 7, 2016