"whoops" in the noun sense
1. whoop
a loud hooting cry of exultation or excitement
"whoops" in the verb sense
1. whoop
shout, as if with joy or enthusiasm
"The children whooped when they were led to the picnic table"
2. hack, whoop
cough spasmodically
"The patient with emphysema is hacking all day"
Source: WordNet® (An amazing lexical database of English)
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