thirty-eight

noun

1. a cardinal number, 30 plus 8.
2. a symbol for this number, as 38 or XXXVIII.
3. a set of this many persons or things.

adjective

4. amounting to 38 in number.

noun, plural 38s, 38’s.

1. a pistol or revolver using a cartridge approximately .38 inch in diameter.
2. the cartridge itself.