To set up (a standard). Obsolete.

transitive. To unfurl, hang out, display (a flag, etc.).

transitive. To display, hang out, unfurl (a flag, ensign, etc.), esp. as an indication of one's allegiance or in order to transmit a signal…

Of a ship (or its commander): To fly (a flag, colours).

See simple senses and out, adv. int.prep.; to lay out, spread out; to cause to project or extend; to display (a flag); etc.

To hoist (sail, a flag). Obsolete. (Cf. Old Norse setja upp segl.)

transitive. Nautical. To unfurl, fly (a flag). Cf. abroad, adv. 1d. Obsolete.

transitive. To set (a flag) flying; to carry at the mast-head; to hoist; occasionally with out. Also, To set (a sail) loosely: see quots.

esp. A flag, colours, or the like. Here the sense is often the same as in sense 2.

transitive. To hoist again; to hoist back up.

transitive. spec. To hoist up, draw down, etc. (a sail, flag, or curtain).