Definitions
There is 1 meaning of the phrase
One And Only.
One And Only - as an adjective satellite
Eminent beyond or above comparison
Example: "Matchless beauty"
Synonyms (Exact Relations)
matchless16nonpareil11one3peerless10unmatchable20unmatched17unrivaled13unrivalled14Example Sentences
"She is my one and only true love."
"He is the one and only person I trust with my secrets."
"This is the one and only opportunity you will get."
"She is the one and only candidate for the job."
"He is the one and only owner of that rare collection."