4 × 4

or four-by-four

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

noun

a four-wheeled automotive vehicle having four-wheel drive.
a piece of lumber approximately 4 inches thick by 4 inches wide.

Example sentences 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

four-by-four

noun

a vehicle equipped with four-wheel drive