ballooning has definitions from the field of transportation
1
[ adjective ] increasing or growing quickly like a balloon

Examples

"ballooning prices caused a panic"

Used in print

(Kenneth Allsop, The Bootleggers and Their Era...)

This further demonstration of O_'_Banion 's ballooning power did not please Torrio and Capone .

Related terms

increasing

2
[ noun ] (transportation) flying in a balloon

Related terms

flight

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