lam ‧ poon /læmˈpuːn/ BrE AmE verb [transitive]
[ Date: 1600-1700 ; Language: French ; Origin: lampon , probably from lampons 'let us drink' (used in drinking songs), from lamper 'to drink' ]
to criticize someone or something in a humorous way that makes them seem stupid SYN parody :
The Prime Minister was frequently lampooned in political cartoons.
—lampoon noun [countable]