Synonyms: balloon
Definition: large tough nonrigid bag filled with gas or heated air
Similar words: lighter-than-air craft
Definition: aircraft supported by its own buoyancy
Synonyms: balloon
Definition: small thin inflatable rubber bag with narrow neck
Synonyms: inflate, billow, balloon
Definition: become inflated
Usage: The sails ballooned
Similar words: expand
Definition: become larger in size or volume or quantity
Usage: his business expanded rapidly
Synonyms: balloon
Definition: ride in a hot-air balloon
Usage: He tried to balloon around the earth but storms forced him to land in China