plural of firstie

(nonstandard) very first.

(archaic) Of fruit, the earliest to ripen; the freshest.

In the twenty-first place; twenty-first in a row.

plural of firster

(Internet slang, derogatory) Alternative letter-case form of Firstname Bunchofnumbers.

(Internet slang, derogatory) A Twitter user suspected to be a troll, sockpuppet, or bot due to having a default-style account name and a history of odd, tendentious, or offensive posts.