Cut loose

Cut loose, let your hair down honey Unwind, turn the lights down low Relax, let's uncork the stopper Come to papa, come on let's go

Source: wiktionary

England cut loose at the end of the half, Ashton, Mark Cueto and Mike Tindall all crossing before the break.

Source: wiktionary

Torpedoes were loosed, but the range was too short for them to actually arm, and they bounced harmlessly off the ship as it cut loose with its secondary and antiaircraft guns, smashing anything that it could see.

Source: wiktionary