1.  
   1. A coarse trailing vine (Cucurbita pepo) widely cultivated for its fruit.
   2. The large pulpy round fruit of this plant, having a thick, orange-yellow rind and numerous seeds.
   3. Any of several other vines of the genus Cucurbita, especially C. maxima or C. moschata, bearing large pumpkinlike squashes.
2. A moderate to strong orange.

[Alteration (influenced by -kin), of obsolete pumpion from obsolete French pompon, popon, from Old French pepon, from Late Latin pepn, from Latin, watermelon or gourd, from Greek, ripe, large melon. See pek^w- in Indo-European Roots.]