look up any word, like swoll:
 
1.
Espresive word indicating surprise or unexpected burst
"BOO!" says bob
"OHMYGOOSE!" says phil
by AntiSocial March 08, 2005
 
2.
what you say when you feel embarrassed for someone.
annoying girl's boyfriend walks into the room and she stands up in front of everyone and hugs him. (so that everyone can see)

You then whipser this to your friend

"Oh my goose."

by JEP November 02, 2007