SSIS

student s-xuality information service: a student-run, non-profit organization devoted to promoting s-xual health on the brandeis university campus through various services. services are completely confidential. ssis maintains a library, holds office hours, sells safer s-x products for cheap, acts as a referral service, and does outreach on campus through events. members of the group are trained peer-counselors volunteering their time.
students in shapiro campus center.
“yo, where’s your girl goin’?”
“she’s goin’ upstairs to ssis”
“why?”
“cause i be gettin’ some tonight, dawg.”
it stands for special s-x intrest.it means your intrested in a certain type of s-x, but it’s not a fetish.
my recently married friend gave me some s-x videos that all had foot fetish p-rno.later on i thought i developed a foot fetish.but that same friend just told me it was a s.s.i.
screw some idiot

if a person haven’t had s-x for a long time, and he/she’s getting more and more annoying (because of this), he/she needs to get laid asap.
“- i can’t take this no more, it’s been ages i haven’t slept with anybody, this is killing me! i’m a nice person, why can’t i get someone who would have s-x with me? blah blah blah…
– girl, you should just ssi…”
plural: ssi’s. noun. one who works at posh summer internsip and is s-xy. acronym: s-xy summer intern.
ssi: boss, you should take me to dinner/alaska/drinks because i’m s-xy.
boss: ok, i’ll get you on the next flight.