noun. ['ˈluːpən'] any plant of the genus Lupinus; bearing erect spikes of usually purplish-blue flowers.
Pronounce lupin as ˈlupən.
US - How to pronounce lupin in American English
UK - How to pronounce lupin in British English
1. Verb, past participle If you're like, what the heck is lupin? 2. Noun, singular or mass Decide when you want to cut the lupin.