Definition: The phrase "laugh at" means to find something funny or to mock someone or something. It can involve genuine amusement, but it often has a negative tone when it is used to ridicule or make fun of someone.
In advanced contexts, "laugh at" can be used in discussions about social dynamics, bullying, or satire, where someone is not just finding something funny but is also expressing a power dynamic through ridicule.
There are no commonly recognized phrasal verbs that directly incorporate "laugh at," but "laugh off" can be related, as it means to dismiss something by laughing about it.
"Laugh at" is a versatile phrase that can convey both joy and mockery.