phrases, sayings, idioms and expressions at

Phrases, Sayings and Idioms Home > Discussion Forum

Peg out

Posted by Bcs on February 11, 2006

Peg out
Pressure Guages usually have a stop or 'peg' that the needle bumps against at the high end. Consequently, when a device is running at its maximum capacity, it is said to be 'pegged' or 'pegged out'. Often used to refer to cars or engines.