Definitions
1.NounAn inflatable buoyant object, often (but not necessarily) round and flexible.
2.NounSuch an object as a child’s toy or party decoration.
3.NounSuch an object designed to transport people or equipment through the air.
4.NounA sac inserted into part of the body for therapeutic reasons; such as angioplasty.
5.NounA speech bubble.
6.NounA wide rounded glass with a stem and foot, used for wine, brandy, etc.
7.NounA ball or globe on the top of a pillar, church, etc."the balloon of St. Paul’s Cathedral in London"
8.NounA round vessel, usually with a short neck, to hold or receive whatever is distilled; a glass vessel of a spherical form.
9.NounA bomb or shell.
10.NounA game played with a large inflated ball.
11.NounThe outline enclosing words represented as coming from the mouth of a pictured figure.
12.NounA woman's breast.
13.NounA small container for illicit drugs made from a condom or the finger of a latex glove, etc.
14.NounSynonym of balloon payment.
15.VerbTo increase or expand rapidly."His stomach ballooned from eating such a large meal.; Prices will balloon if we don't act quickly."
16.VerbTo go up or voyage in a balloon.
17.VerbTo take up in, or as if in, a balloon.
18.VerbTo inflate like a balloon.
19.VerbTo strike (a ball) so that it flies high in the air.
20.VerbOf an aircraft: to plunge alternately up and down.