(medicine) A contagious disease of the respiratory system that usually affects children caused by the bacterium Bordetella pertussis, the advanced stage of which is characterised by spasms of coughing followed by a whooping sound during the intake of breath.

All the way; with everything done completely or thoroughly.

(And) everything; often used, like etc., to finish out a list.

(idiomatic) Everything; the entire collection, endeavor, or activity.

Whatever person or persons (as object of a verb or preposition): emphasised or elaborated form of whomever.

(idiomatic) To have a great time; to party or revel excessively or noisily.

(rhetorical question, sarcastic) Used in response to someone’s threat suggesting that the person in question cannot do what she or he says alone.

(idiomatic, with "the") Everything; the entire thing.

Oops.

plural of whoop