verb

1. To rise from a lying or sitting position.

   “Stand up, then sit down again.”

2. To bring something up and set it into a standing position.

   “Laura stood the sofa up on end.”

3. (stand someone up) To avoid a prearranged meeting, especially a date, with (a person) without prior notification; to jilt or shirk.

   “John stood Laura up at the movie theater.”