n. Short for "Submissive." The submissive person in a BDSM relationship or encounter.

Referring to women who are sexually or romantically attracted to other women. Applies to both lesbians and bisexual women, as it is only the same-sex attraction that matters, not any other attractions the women may have.

Originates from the Greek poet Sappho, a bisexual woman from the Isle of Lesbos, from which we get the term lesbian.

Abbreviation for subliminal. An underhanded comment directed at a specific person meant to insult/embarrass them publicly on a social networking site (usually Facebook).

when you post something on social media without tagging the person that it's about.
taken from twitter (subtweet) and spread to other social media platforms.

short for "suboxone" or "subutex" or buprenorphine. the only other drug, besides methadone, that is used to treat opiod dependance. It is legally presecribed in a doctor's office but has been found to be illegally sold and used in recent years.

This refers to subscribers on youtube

Common reference to a large sandwich often used by people in the North Eastern united states. (Submarine Sandwich)