What is the meaning of Lupin?

Any member of the genus Lupinus in the family Fabaceae.

A lupin bean, a yellow legume seed of a Lupinus plant (usually Lupinus luteus), used as feed for sheep and cattle and commonly eaten in the Mediterranean area and in Latin America although toxic if prepared improperly.

lupine

lupin

a lupin, or lupine (US)

a lupin, or lupine (US)

Source: wiktionary.org