buffalo thorn

noun

: a low tree (Acacia latronum) of western India that is shaped like an umbrella and covered with long straight spines borne in pairs and connected at the base

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

• More than 250,000 words that aren't in our free dictionary
• Expanded definitions, etymologies, and usage notes
• Advanced search features
• Ad free!