Characterized by or causing great merriment. Definition of hilarious adjective from the oxford advanced learner's dictionary. Extremely funny.

Do you know pete? He's hilarious. Extremely funny and causing a lot of laughter: Extremely funny and causing a lot ofÒ€¦. Learn more. The meaning of hilarious is marked by or causing hilarity : Extremely funny.

Learn more. The meaning of hilarious is marked by or causing hilarity : Extremely funny. How to use hilarious in a sentence. If something is hilarious, it is extremely funny and makes you laugh a lot. We thought it was hilarious when we first heard about it. He had a fund of hilarious tales on the subject. Usage what does hilarious mean? Hilarious means extremely funny, like literally lol funny. Hilarious is most commonly used to describe someone or something (like a joke or a movie) as super funny.

We thought it was hilarious when we first heard about it. He had a fund of hilarious tales on the subject. Usage what does hilarious mean? Hilarious means extremely funny, like literally lol funny. Hilarious is most commonly used to describe someone or something (like a joke or a movie) as super funny.

Hilarious is most commonly used to describe someone or something (like a joke or a movie) as super funny.