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Phrase(s): inflate something with something
1. Lit. to fill up something with air or some other gas. • Jerry has to inf late all the balloons with helium. • Ken inf lated the balloons with gas. 2. Fig. to make a sum appear larger by including additional irrelevant amounts. • I think that she has inf lated her expense report with too many miles of travel. • Don’t inf late your expense report with extra costs.
McGrawhill's American Idioms And Phrasal Verbs