1. Activity that releases or expresses creative energy or emotion; SYN. outlet.
2. A process that liberates or discharges something
3. A formal written statement of relinquishment; SYN. waiver, discharge.
4. (Music) The act or manner of terminating a musical phrase or tone; SYN. tone ending.
5. Something issued for sale or public showing (especially a record or film)
ETYM Pref. re + lease to let.
To part with; SYN. relinquish, free, give up.