significant other

NOUN
17 LETTERS · STARTS WITH S

significant other is a valid 17-letter word worth 25 points in Scrabble and 28 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
S1I1G2N1I1F4I1C3A1N1T1O1T1H4E1R1
1 + 1 + 2 + 1 + 1 + 4 + 1 + 3 + 1 + 1 + 1 + 0 + 1 + 1 + 4 + 1 + 1 =25 PTS
DOUBLE WORD → 50TRIPLE WORD → 75
MEANING

What does significant other mean?

NOUN · 1 SENSE
1

A person (not necessarily a spouse) with whom you cohabit and share a long-term sexual relationship.