variants or less commonly four-by-four
: a four-wheel automotive vehicle (such as a pickup) equipped with four-wheel drive

Word History

First Known Use

1937, in the meaning defined above

Time Traveler
The first known use of 4x4 was in 1937

Dictionary Entries Near 4x4

Cite this Entry

“4x4.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/4x4. Accessed 1 Apr. 2023.

Kids Definition

4x4

noun
ˈfōr-bī-ˌfōr How to pronounce 4x4 (audio)
ˈfȯr-bī-ˌfȯr
variants also four-by-four
: a four-wheel automotive vehicle with four-wheel drive
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