(idiomatic, usually with on) To examine in order to find negative information for public opinion, usually with the purpose of embarrassing or discrediting a person.

Alternative spelling of sunny side up

(video games) A video game of the genre oriented around interpersonal combat (e.g. martial arts, street fighting, brawling, etc).

(Britain) Alternative form of take it up the ass

(transitive) To begin to encounter problems with (someone or something).

To touch something with one's body. / To touch another person with one's body in a sexually stimulating manner. / (of animals) To touch a person's body in a friendly manner, seeking attention.

To defy or challenge someone

To challenge someone.

(idiomatic) An attempt to trick, deceive, or con someone.

comedy performed on stage by a single comedian.