Meaning

noun plant bearing large mild thick-walled usually bell-shaped fruits; the principal salad peppers

noun fully ripened sweet red pepper; usually cooked

originBorrowed from Portuguese pimento (“bell pepper; later any pepper”), similar to Spanish pimiento, from Latin pigmentum (“coloring; colorful thing”), from pingo (“paint”) and -mentum (suffix denoting instruments and results of actions). Doublet of pigment, piment, and pimiento.

Etymology from Wiktionary, CC BY-SA 3.0