Found 2 items, similar to first-come-first-served.
English → English (WordNet) Definition: first-come-first-serve first-come-first-serve adj : not accepting reservations [syn: first-come-first-serve(p), rush]
English → English (gcide) Definition: first-come-first-served first-come-first-served \first-come-first-served\ adj. distributed in order to those who request it in person; not subject to reservation for later delivery. Contrasted with reservable. [predicate] Syn: rush. [WordNet 1.5]