(Britain, of tuna or other seafood) caught using fishing nets that lessen the chances of killing dolphins.

(idiomatic) One who is friendly, helpful, or available only when it is advantageous or convenient to be so.

Suitable for families consisting of parents and minor children. / Promoting the welfare of the family structure.

Causing lesser, little, or no harm to the environment.

(euphemistic) To urinate or defecate or to seek relative privacy for that purpose; to relieve oneself, particularly outdoors.

In a civilian aircraft: a transponder that responds by sending a code identifying itself.

The title of an American television situation comedy; Friends. / The Quakers; the Society of Friends.

plural of Friend

A Quaker; a member of the Society of Friends. (See also Friends.) / (rock-climbing) Brand name of a spring-loaded camming device, now used to refer to any such device, often uncapitalized, as friend.

A surname transferred from the common noun.