D defs.my
Entry 1 sense Webster, 1913

first-come-first-served

· IPA
01 adj. distributed in order to those who request it in person; not subject to reservation for later delivery. Contrasted with reservable.
  1. 1.
    distributed in order to those who request it in person; not subject to reservation for later delivery. Contrasted with reservable.[predicate]
Syn. rush.