One who is not restrained, as by convention or obligation; a nonconformist.

A Free Spirit is a person, animal, or object that is "free" from all wordly concerns and can act of his own choosing. Free Spirits are relaxed, cultivated, and free.

A person who's bound only by his will power and desire.

when one acts all wild and carefree.

Slutty, in a 70's way

An educated term for one whose daily life includes Communist rants on Reddit, unshaven armpits, and $8.00 coffees at Starbucks. It derives from the Latin, "Freeus Spiritus,' translated roughly as "Attends private liberal college with daddy's capitalistically earned money."

A euphemism for someone who deviates from his/her society's norms by not holding employment, not bathing, acting promiscuously, etc.