Top Definition
To change your style of writing while sending an anonymous message, so the other person can't tell it's you.
I didn't want Sylvester to know I was the one who left the love note in his locker, so I grammarmasked the whole thing by showing blatant disregard for verbs versus adverbs, and also I wrote the whole thing with my left hand.
by 1279173 June 30, 2013
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.

×