Definitions
1.NounNATO & ICAO radiotelephony clear code (spelling-alphabet name) for the digit 3.
2.NumeralA numerical value after two and before four. Represented in Arabic digits as 3; this many dots (•••).
3.NumeralDescribing a set or group with three elements.
4.NounThe digit/figure 3.
5.NounAnything measuring three units, as length."Put all the threes in a separate container."
6.NounA person who is three years old."All the threes will go in Mrs. Smith's class, while I'll take the fours and fives."
7.NounThe playing card featuring three pips.
8.NounThree o'clock, either a.m. or p.m.
9.NounAbbreviation of three-pointer.