Third-person singular simple present indicative form of stand up to

(transitive, idiomatic) To publicly support (someone). / (transitive, idiomatic) In a wedding ceremony, to serve as best man or as maid of honor or as an official witness for (someone).

Third-person singular simple present indicative form of stand up with

Third-person singular simple present indicative form of stand up for

present participle of stand up against

present participle of stand up and be counted

To defy or challenge someone

comedy performed on stage by a single comedian.

(informal) An honest and straightforward man of good character

Third-person singular simple present indicative form of stand up against