This article is from the BiSexuality FAQ, by Jon Harley firstname.lastname@example.org with numerous contributions by others.
MOTSS: Member(s) Of The Same Sex. Often loosely used to refer to anyone who
is ATTRACTED to members of the same sex.
MOTOS: Member(s) Of The Other (or Opposite) Sex.
SO: Significant Other. Unrestrictive term which may apply to lover,
husband, wife, playpartner, or anyone else of importance to the
person concerned. On soc.bi, SO does NOT imply MOTOS or MOTSS.
TOCOTOX:TOo COmplicated TO eXplain. A relationship of any type which the
person using the term does not wish to go into detail about.
YASBP: Yet Another soc.bi Party.
HBB: Hot Bi Babe. See section B4. Nothing to do with pencils.
Note that on soc.bi, Hot Bi Babe can refer to a person of ANY sex.
HNG: Horny Net Geek. The sort of "clueless hetboy" who might be found
looking for 2HBB (two hot bi babes). See section B4.