The meaning of SUSTAIN is to give support or relief to. How to use sustain in a sentence. Did you know?

SUSTAIN definition: 1. to cause or allow something to continue for a period of time: 2. to keep alive: 3. to suffer…. Learn more.

SUSTAIN definition: to support, hold, or bear up from below; bear the weight of, as a structure. See examples of sustain used in a sentence.

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

1. to hold up under; withstand: to sustain great provocation. 2. to undergo (an injury, loss, etc); suffer: to sustain a broken arm. 3. to maintain or prolong: to sustain a discussion.

to provide for or give support to, esp by supplying necessities to sustain one's family to sustain a charity

Nov 1, 2025 · sustain (third-person singular simple present sustains, present participle sustaining, simple past and past participle sustained) (transitive) To maintain, or keep in existence.

to keep up or going, as an action or process: to sustain a conversation. to supply with food, drink, and other necessities of life: The candy bars were just enough to sustain us until the rescuers …

Sustain means to support something or keep it going. If you get hungry in the mid-afternoon, you might try snacking to sustain your energy through dinner.

sustain definition: maintain or keep something in existence. Check meanings, examples, usage tips, pronunciation, domains, and related words. Discover expressions like "sustain injuries", …