Webster's Revised Unabridged Dictionary · 1913

Balloon

Balloon ({not transcribed}) , noun

[French ballon, aug. of balle ball: compare Italian ballone. See 1st Ball, n., and compare Pallone.]

1.
A bag made of silk or other light material, and filled with hydrogen gas or heated air, so as to rise and float in the atmosphere; especially, one with a car attached for aerial navigation.
2.
(Architecture) A ball or globe on the top of a pillar, church, etc., as at St. Paul's, in London. [Rare]
3.
(Chemistry) A round vessel, usually with a short neck, to hold or receive whatever is distilled; a glass vessel of a spherical form.
4.
(Pyrotechnics) A bomb or shell. [Obsolete]
5.
A game played with a large inflated ball. [Obsolete]
6.
(Engraving) The outline inclosing words represented as coming from the mouth of a pictured figure.
Collocations (3)
Air balloon , a balloon for aerial navigation.
Balloon frame (Carpentry) , a house frame constructed altogether of small timber.
Balloon net , a variety of woven lace in which the weft threads are twisted in a peculiar manner around the warp.

Balloon , transitive verb

To take up in, or as if in, a balloon.

Balloon , intransitive verb

1.
To go up or voyage in a balloon.
2.
To expand, or puff out, like a balloon.