Social Justice Orbiter (SJO) is a male who takes up social justice causes to impress potential SJW mates. Usually a beta male with no sexually marketable qualities.
Example 1
SJO: I'll bet there are a lot females in gender studies classes. Maybe I can get a date?
Example 2
Conservative Bi Guy: See's hot gay guy a Pride Parade.
Next day
Conservative Bi Guy: At the Pride Parade.
Example 3
Jerry: Dude Michael is a total white-knight around females.
Kevin: Naa you see him complaining about the patriarchy? He's a SJO bro.
Very seig lady. same from thailand
Hello unn sjo Are you same from thailand?
Yes my nigga