Dead ringer is an idiom in English. It means "an exact duplicate" or "100% duplicate", and derives from 19th-century horse-racing slang for a horse presented "under a false name and pedigree"; "ringer" ...

What does being a dead ringer mean?

: someone who looks exactly like someone else She's a dead ringer for my cousin Julie.

What is a dead ringer synonym?

In this page you can discover 18 synonyms, antonyms, idiomatic expressions, and related words for dead-ringer, like: carbon copy, copy, doppelgänger, exact counterpart, exact duplicate, facsimile, living image, living picture, lookalike, mirror-image and replica.