Top Definition
a synonym of "being on the grind," grinding is the term most used by the plano west tennis team to express massive treeing/ amazing-ness/ sickness/etc...
Cyrus: Dude did you see that sick backhand winner down the line?

Sam: Grindiiiiiiiiiiing
by The B-train April 27, 2005

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×