To make someone laugh; to cause people to laugh by joking or acting.
彼の冗談のおかげで、会場のみんなを笑わせることができた。
Thanks to his joke, he was able to make everyone in the hall laugh.
子どもを笑わせようと変な顔をしてみた。
I made a silly face to try to make the child laugh.
そのコメディアンは観客を大いに笑わせた。
The comedian made the audience laugh a great deal.