A life-buoy.

plural of onion ring

(Germanic paganism) A ring (particularly an arm ring) on which oaths are sworn.

Alternative spelling of ring pull

(idiomatic) To seem to be false or implausible; to be unconvincing.

To call a number of people by phone, usually a circle of friends, to organise something.

To return a phone call. / To make another phone call to the same person.

To sound clearly and loudly. / (telephony) To make a phone call from an internal phone system to a general telephone network number.

(finance); (video games) A win in a fighting game obtained by throwing one's opponent out of the arena.

(video games, transitive, intransitive) To throw (an opponent) out of the arena, thereby winning.