LOOSE

noun

1. The release of an arrow.
2. A state of laxity or indulgence; unrestrained freedom, abandonment.
3. All play other than set pieces (scrums and line-outs).

verb

1. To let loose, to free from restraints.
2. To unfasten, to loosen.
3. To make less tight, to loosen.

adjective

1. Not fixed in place tightly or firmly.
2. Not held or packaged together.
3. Not under control.