A fork of Rural Dictionary
referring to an event when two people of the opposite sex (in some cases there are exceptions) start grinding in a public place, when they infact, SHOULD NOT BE. most likely, everyone is staring at them because they are weird not because they think they are a cut couple.
megan: "ewww me god we survived the grindage!"
caroline: "ohh emm gee we should make shirts!"
1. food
2. the all-mighty pauly shore made this one.
1.cool chillin betty nugz bro, marley the joint and bust the grindage
2.most excellent grindage my friend.