boos

From Wiktionary

Noun[change]

Singular
boo

Plural
boos

  1. The plural form of boo; more than one (kind of) boo.

Verb[change]

Plain form
boo

Third-person singular
boos

Past tense
booed

Past participle
booed

Present participle
booing

  1. The third-person singular form of boo.