If something is hilarious, it is extremely funny and makes you laugh a lot. Something merry or highly amusing, something boisterously merry (e.g. an old man was in hilarious conversation with three young men)
If you think of it, anything can be hilarious - a person, a joke, for instance.
what hilario lara invented
Hilario Ascasubi was born in 1807.
Hilario Ascasubi died in 1875.
Wilton Hilario was born in 1983.
Eugenio Hilario was born in 1909.
Hilario Barrero was born in 1948.
The population of Sepulcro-Hilario is 253.
Hilario Moncado died in 1956.
Hilario Moncado was born in 1898.
Hilario Durán was born in 1953.
Katelyn Hilario is 5' 3".
Jaime Hilario died in 1937.