When working in a team on a task (typicallly on git or another version control system, in the case of programming), "sm;sm" refers to the phrase "self merge; sue me", meaning to have forced new changes upon a group project without the approval of the rest of the team.

Shorted version of so much

Abbreviation for "so much" can also be found in "ilysm" which means "i love you so much" .

SMS also S.M.S. (es-em-es) abbr.

1. noun. Short Message Service: a text messaging service on mobile phones.
2. verb. to send a text message over a mobile phone.

The abbr. of Sado Masochism. A sexual act involving two or more participants whom having overwhelming amount of desire to either sexually torture others or be sexually tortured by others. Also associated with BDSM.