Cunthair

Smallest unit of measurement used in everyday American construction industry

It's a cunthair off level/plumb/square etc.
Take and cut a cunthair off this 2x4.

by Englethrope B Squeebe January 10, 2008

cunthair

A unit of measurement equal to approximately three-thousandths of an inch - approximately the thickness of a sheet of paper. Frequently used in industrial and construction environments.

"Move that board over just a cunthair before you nail it in place."

by KPY February 07, 2008

cunthair

a very small unit of measurement

can you turn the tv down just a cunthair?

by rubensinclair April 30, 2003

cunthair

Again used for small measurements, typically used in Canadian construction. Can be altered by adding in "Make it a red head", which usually means, just a little more.

Hey Bob, cut a cunthair off that 1/2 inch copper pipe. Make it a red head.

by Rocketman1973 December 16, 2011

Red cunthair

This term denotes an even smaller measurement than a cunthair

Its a little too big, just take a Red cunthair off it.

by Englethrope B Squeebe January 10, 2008