First use appears c. 1591, "a game played with a large, inflated leather ball" (possibly via Middle French ballon) from Italian pallone (“large ball”) from palla (“ball”), from Lombardic *palla. The Northern Italian form, balla (“ball-shaped bundle”), today a doublet, likely derived from Old French balle, from Frankish *balla (“ball”), and may have influenced the spelling of this word. Both Germanic words are from Proto-Germanic *ballô (“ball”), *balluz, from Proto-Indo-European *bʰoln- (“bubble”), from Proto-Indo-European *bʰel- (“to blow, swell, inflate”). Akin to Old High German ballo, bal (“ball”), (German Ballen (“bale”); Ball "ball"). Doublet of ballon. More at ball.
An inflatable buoyant object, often (but not necessarily) round and flexible.
2
Such an object as a child’s toy or party decoration.
3
Such an object designed to transport people or equipment through the air.
We immediately threw out all the little things we had with us, ſuch as biſcuits, apples, &c. and after that one of our oars or wings; but ſtill deſcending, we caſt away the other wing, and then the governail ; having likewiſe had the precaution, for fear of accidents, while the Balloon was filling, partly to looſen and make it go eaſy, I now ſucceeded in attempting to reach without the Car, and unſcrewing the moulinet, with all its apparatus; I likewiſe caſt that into the ſea.1786, John Jeffries, Jean-Pierre Blanchard, A narrative of the two aerial Voyages of Dr. J. with Mons. Blanchard: with meteorological observations and remarks., page 45:
4
Medicine, Sciences A sac inserted into part of the body for therapeutic reasons; such as angioplasty.
5
A speech bubble.
6
A wide rounded glass with a stem and foot, used for wine, brandy, etc.
7
Architecture A ball or globe on the top of a pillar, church, etc.
the balloon of St. Paul’s Cathedral in London
8
Chemistry, Natural sciences, Physical sciences A round vessel, usually with a short neck, to hold or receive whatever is distilled; a glass vessel of a spherical form.
9
A bomb or shell.
10
Obsolete A game played with a large inflated ball.
11
Arts, Crafts, Engraving, Hobbies, Lifestyle The outline enclosing words represented as coming from the mouth of a pictured figure.
Slang A small container for illicit drugs made from a condom or the finger of a latex glove, etc.
And all I had to do in return was take a drive up to Ricardo's place on the way home and then a pretty edgy one back to Rondebosch with a balloon of coke sandwiched between two pairs of underpants.2016, David Cornwell, Like it Matters:
The purpose of the balloon is to reduce the periodic payment required during the life of the financing period.1986, James M. Johnson, Fundamentals of finance for equipment lessors:
First use appears c. 1591, "a game played with a large, inflated leather ball" (possibly via Middle French ballon) from Italian pallone (“large ball”) from palla (“ball”), from Lombardic *palla. The Northern Italian form, balla (“ball-shaped bundle”), today a doublet, likely derived from Old French balle, from Frankish *balla (“ball”), and may have influenced the spelling of this word. Both Germanic words are from Proto-Germanic *ballô (“ball”), *balluz, from Proto-Indo-European *bʰoln- (“bubble”), from Proto-Indo-European *bʰel- (“to blow, swell, inflate”). Akin to Old High German ballo, bal (“ball”), (German Ballen (“bale”); Ball "ball"). Doublet of ballon. More at ball.
1
To increase or expand rapidly.
His stomach ballooned from eating such a large meal.
Prices will balloon if we don't act quickly.
2 more examples
For the franchise’s ballooning, unmanageable cast of mutants, picking sides now seems to have less to do with choosing between cooperation (which the recent movies implicitly distrust) and resistance, and more with whichever flashback-prone white dude’s overbearing savior complex works for you.2016 May 23, Ignatiy Vishnevetsky, “Apocalypse pits the strengths of the X-Men series against the weaknesses”, in The Onion AV Club, archived from the original on 29 Jan 2017:
ScotRail has long been run at a significant subsidy, with only the Edinburgh-Glasgow express line making a profit from fares, but government support has ballooned since the start of the pandemic.2022 April 6, Conrad Landin, “ScotRail in the public eye...”, in RAIL, number 954, page 39:
2
To go up or voyage in a balloon.
3
To take up in, or as if in, a balloon.
4
To inflate like a balloon.
A puff of wind from the open door caught and ballooned the scanties; off they sailed, out the window billowing into freedom.1944, Emily Carr, “Peach Scanties”, in The House of All Sorts:
5
Hobbies, Lifestyle, Sports To strike (a ball) so that it flies high in the air.
After four minutes, leading goalscorer Haworth slid in but ballooned the ball over from six yards, and Hume then outran the defence to get to the by-line, but he could only hit his cross straight out.2015, Steve Wilson, A View From The Terraces (part 2, page 138)