a significant other

(mainly American)

a person that someone is married to or who they have a serious sexual or romantic relationship with (not used with the ) The ad read, 'Take your significant other to the Café Carlyle for a romantic night out.'

Common Names:

Name	Pronounced	Usage
Anastasius	-	Ancient Greek (Latinized)
Jadran	-	Croatian, Serbian, Slovene
Chiranjeevi	-	Indian, Hindi, Telugu
Katherina	kath-ə-REE-nə (English), kə-THREE-nə (English), kah-te-REE-nah (German)	English (Rare), German
Branch	[brɑ:ntʃ]
Shanna	SHAN-ə	English