Top Definition
To realize or catch on to something - usually something in the past which you should have figured out at the time but didn't; Scottish slang.
She was giving all kinds of hints that she was interested in me, but I just didn't cotton on until I got home.
by Sean-say November 14, 2007
Free Daily Email

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

Emails are sent from We'll never spam you.