Silly Moose

A modern insult derived from the commonly used Silly Goose.
When someone does something particulary strange yet funny you call them this.

Little Timmy is dancing around with a diaper on his head.

Suzie: Oh Timmy, you are SUCH a silly moose!

by SilverSky October 1, 2008

silly moose

Originated from an apocalyptic cult. Slang term used for a viking warrior god with a coffee addiction.

But we're here to bring about the apocalypse silly moose.

by damn tasche and cheeky prophet August 18, 2004

Silly Moose

Calling someone a silly moose means that they are acting silly and acting like a dickhead at the same time.

Oh, you silly Moose!

by LukeNelson69 January 3, 2020