(nonstandard, childish) simple past tense and past participle of stand

To substitute for; to replace; (theater) to serve as an understudy. / To make one of a party in a bet or other speculation. / To take a side in a dispute.

A substitute; a replacement.

present participle of stand in

Third-person singular simple present indicative form of stand in

In the current state or circumstance.

Third-person singular simple present indicative form of stand for

present participle of stand for

Alternative form of stand-to / To tolerate (something); to be able to withstand (something) stressful that will be ultimately beneficial.

(military) To assume such a state of readiness.