adj
hilarious
hih-LEH-uh-ree-uhs
adj
1
Extremely funny; causing loud laughter.
"The comedian's new routine was absolutely hilarious."
"It was hilarious watching him try to parallel park."
How to Use Hilarious
Learner’s notesIn plain EnglishSo funny it makes you laugh out loud.
Common pairings
absolutely hilarious
find something hilarious
Word Forms
more hilarious comparative, most hilarious superlative
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Etymology
A learned borrowing based on Latin hilaris ("cheerful"), which itself comes from the Ancient Greek hilarós, meaning "cheerful" or "merry."