4 × 4

or four-by-four

[ fawr bahy fawr, fohr bahy fohr, buh ]
/ ˈfɔr baɪ ˌfɔr, ˈfoʊr baɪ ˌfoʊr, bə /


a four-wheeled automotive vehicle having four-wheel drive.
a piece of lumber approximately 4 inches thick by 4 inches wide.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for four-by-four

  • They lowered it with ropes, and when it settled onto the four-by-four studs at the bottom, they withdrew the ropes.

  • Then he tried the ceiling and found the opening—a wooden trap covering a four-by-four hole—covering it snugly.

    Deadly City|Paul W. Fairman

British Dictionary definitions for four-by-four



a vehicle equipped with four-wheel drive
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012