late 14c., from Old French melon (13c.), from Medieval Latin melonem (nominative melo), from Latin melopeponem, a kind of pumpkin, from Greek melopepon "gourd-apple" (name for several kinds of gourds bearing sweet fruit), from melon "apple" (see malic) + pepon, a kind of gourd, probably noun use of pepon "ripe" (see pumpkin).
In Greek, melon was used in a generic way for all foreign fruits (cf. similar use of apple). The Greek plural of "melon" was used from ancient times for "a girl's breasts."
The sum of profits, loot, etc, to be divided: The stockholders have a meager melon to share this year (1906+)