The sound one makes when one observes something boo boo.
I was driving downtown the other day when I saw a chick with three tits. I immediately slammed on the breaks and simultaneously yelled "scurrr".
by AndrewG October 14, 2005
A callout, indicating a high testosterone level
A: Dude, you wanna do some benchpressing?
by josspool November 25, 2014