Prone is used in the sense of "having a tendency or inclination," as in "prone to worry" or "accident-prone."

PRONE definition: 1. likely to show a particular characteristic, usually a negative one, or to be affected by…. Learn more.

PRONE definition: having a natural inclination or tendency to something; disposed; liable. See examples of prone used in a sentence.

prone, prostrate, supine - Prone is lying on your face—facing downwards—which is also true for prostrate, but only in expressing adoration or begging for protection; supine is lying on your back.

Definition of prone adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

WordReference Random House Learner's Dictionary of American English © 2025 prone1 /proʊn/ adj. having a natural tendency toward something; disposed; liable; likely to suffer from:[be + ~ + to] was …

There are 12 meanings listed in OED's entry for the adjective prone, five of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

4 days ago · prone to (comparative more prone to, superlative most prone to) Inclined to; having a tendency to.

Jul 21, 2015 · Updated guide for patient positioning, know the positions like Fowler's, dorsal recumbent, supine, prone, lateral, lithotomy, Trendelenburg.

To be prone to something, usually something bad, means to have a tendency to be affected by it or to do it.