A2A's definitions

courtesy time

The time you wait before dating your friend's ex.

Kid:Hey did you start dating that girl yet?
Friend:no, i have to give some courtesy time.
Kid: oh yeah...she is your best friend's ex and all.

by A2A May 29, 2007

courtesy time

also time before dating an ex's friend. Friend also applies to sibling.

Guy1: Did you hook up with Sarah yet?
Guy2: Almost, but it's Liz's sister.
Guy1: Oh yeahhh, sisters. Give it some courtesy time.

by A2A January 8, 2008