first-person pronoun; I

(vulgar) Expresses terror, shock or awe; holy shit / (vulgar) Expresses frustration or disappointment

(colloquial) how should I know? / (colloquial) I don't know (used as a pause for the speaker to come up with a term)

(idiomatic) Used when the speaker wishes to clarify something just said; what am I saying?

(idiomatic) Used to reassure that one does not have anything to add to what was said Did I say anything?

jaguar (Panthera onca)

Jaguar car

(card games) Alternative spelling of blackjack

jacuzzi / relaxing bathing in a jacuzzi