n.
Function: adjective
Date: 1676
1 a : having or formed by a change of direction <a return facade> b : doubled on itself <a return flue>
2 a : played, delivered, or given in return < return fire from the enemy> b : taking place for the second time <a return meeting for the two champions>
3 : used or taken on returning <the return road>
4 : returning or permitting return <a return valve>
5 : of, relating to, or causing a return to a place or condition <use the prestamped return envelope>