balloon

The Simple English Wikipedia has an article on:

Balloon

Pronunciation

• IPA ^(key): /bəˈluːn/

• Audio (US)

  (file)

Noun

Singular balloon

Plural balloons

1. (countable) A balloon is a light round ball filled with air that floats; often a child's toy.

   My balloon floated away into the sky.

Related words

• balloon animal
• hot air balloon

Verb

Plain form balloon

Third-person singular balloons

Past tense ballooned

Past participle ballooned

Present participle ballooning

1. (intransitive) If something balloons, that means it grows very fast.

   The price of oil has ballooned.