I. ˈriŋ-ər noun
Date: 15th century
1. : one that sounds especially by ringing
2.
a.
(1) : one that enters a competition under false representations
(2) : imposter , fake
b. : one that strongly resembles another — often used with dead
he's a dead ringer for the senator
II. noun
Date: 1863
: one that encircles or puts a ring around (as a quoit or horseshoe that lodges so as to surround the peg)