The meaning of INFLATE is to swell or distend with air or gas. How to use inflate in a sentence. Synonym Discussion of Inflate.

INFLATE definition: to distend; swell or puff out; dilate. See examples of inflate used in a sentence.

INFLATE definition: 1. to make something increase in size by filling it with air, or to increase in size when filled…. Learn more.

1. to distend; swell or puff out; dilate. 2. to expand or distend with air or gas: to inflate a balloon.

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

If you inflate something such as a balloon or tyre, or if it inflates, it becomes bigger as it is filled with air or a gas. Stuart jumped into the sea and inflated the liferaft. [VERB noun] Don's lifejacket had failed …

Jan 20, 2026 · When passion's tumults in the bosom rise, / Inflate the features, and enrage the eyes. (intransitive) To enlarge by filling with air (or a gas). The balloon will inflate if you blow into it.

in•flate /ɪnˈfleɪt/ v., -flat•ed, -flat•ing. to (cause to) be expanded with air or gas: [~ + object] Did you inflate the tires to the proper pressure?[no object] Those balloons inflate easily. to puff up with pride, vanity, …

What does inflate mean? Inflate means to increase or expand the size, volume, or quantity of something, often by introducing air or gas. "The company tried to inflate its sales figures to attract investors."

INFLATE meaning: 1 : to add air or gas to (something, such as a tire or a balloon) and make it larger; 2 : to become larger by being filled with air or gas