Not requiring one's hands to use.

Of food, drink, medication, chewing gum, etc: not containing sugar (and usually sweetened with a sugar substitute instead).

Any of various aquatic disciplines in which divers attempt to stay underwater without breathing apparatus for as long as possible.

Free of commitments or obligations / Having no spouse or other partner

Not containing fat.

(of a television or radio broadcast) Transmitted without encryption.

Alternative spelling of free to air

A free-form shape or artwork.

Having an unconventional, variable or asymmetric form. / (role-playing games) Referring to a roleplaying game which does not use a formal system of rules.

(biology) (of an organism) That lives independently of other organisms rather than part of a symbiotic or parasitic relationship