Webster's Revised Unabridged Dictionary · 1913

Four

Four (fōr) , adjective

[Old English four, fower, feower, Anglo-Saxon feówer; akin to Old Saxon fiwar, Dutch & German vier, Old High German fior, Icelandic fjōrir, Swedish fyra, Danish fire, Gothic fidwōr, Russ. chetuire, chetvero, Welsh pedwar, Latin quatuor, Greek te`ttares, te`ssares, pi`syres, Sanskrit catur. r302. Compare Farthing, Firkin, Forty, Cater four, Quater-cousin, Quatuor, Quire of paper, tetrarch.]

One more than three; twice two.

Four , noun

1.
The sum of four units; four units or objects.
2.
A symbol representing four units, as 4 or iv.
3.
Four things of the same kind, esp. four horses; as, a chariot and four.
Collocations (1)
All fours , See All fours, in the Vocabulary.