Definitions by Gregory Gregorson

Caterpillar 

A thick and bushy object, usually spanning from one corner of a person's eye to the other and placed just under the forhead.

A unibrow.

Also known as the engine used in Peterbilt semi-trucks.

Raef Girges has a caterpillar on his face

Caterpillar by Gregory Gregorson August 18, 2007