What does inflate mean?
inflate
Definition
To fill a balloon or an airship's envelope with hot air or gas so that it swells to its full shape.
Example sentences
They'd already inflated all the balloons when we arrived — the one part I'd actually come to see.
They'd already inflated all the balloons when we arrived — the one part I'd actually come to see.
At school we inflated a weather balloon with helium and let it go, and someone found it a hundred miles away.