S.O.

Sexual Orifice

You know that song, Low S.O.

by slavetical June 2, 2003

S.O.

Something other

I want to get a gift for her SO than the usual.

by poppi December 10, 2003

S.O.

S.O. = Sexual otter

'Hey did you see the S.O. last night?' 'Yeah, man, that otter was realy sexy!'

by DuckStuff February 23, 2018

s.o.

Spelled out. The full-text definition of an abbreviation.

The HSA (s.o., Humane Society of America) works to save animals.

by Pat the Kiwi June 9, 2022

S/O

Short for “significant other”

One day I would love to go on a picnic date with my s/o

by ChimCo September 14, 2020

S/O

Shout outs to _______ . A commonly abbreviation used on Twitter.

S/O to my nigga @TRAGEDYKHADAFI7 it's good to have you home.

by mikeyrocks September 2, 2010

S/o

Short version of saying shout out

May:shay give me a S/o
Shay:ok boo

by lilcece March 18, 2015