S.o.
"S.o." in a Sentence (2 examples)
There’s nothing like cuddling up with your S.O. on date night, only to end up fighting about what to throw on the TV.
There is one fashion item, however, that has the opposite effect and could cause a relationship’s downfall — at least according to TikTok. Enter: the “shoe theory.” The theory, which populated FYPs in December, posits that if you gift your S.O. footwear, you will eventually split up.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.