1. (

• deflate ,

) collapse by releasing contained air or gas; "deflate a balloon" ;

2. (

• deflate

) release contained air or gas from; "deflate the air mattress" ;

3. (

• deflate ,
• puncture

) reduce or lessen the size or importance of; "The bad review of his work deflated his self-confidence" ;

4. (

• deflate ,

) produce deflation in; "The new measures deflated the economy" ;

5. (

• deflate ,

) reduce or cut back the amount or availability of, creating a decline in value or prices; "deflate the currency" ;

6. (

• deflate

) become deflated or flaccid, as by losing air; "The balloons deflated" ;

1. (

• chapfallen ,
• chopfallen ,
• crestfallen ,
• deflated

) brought low in spirit; "left us fatigued and deflated spiritually" ;