The popularity of abbreviations and acronyms in personal ads developed as a byproduct of newspapers charging customers per letter.
@ Jo - I had a very similar situation when I found out my partner of eight years' online extra curricular activities on Craigslist a week after celebrating my birthday last month.
Feel free to add suggestions or corrections in the comments section below.
ASL: age state location ASL: age sex location B&D, B/D: bondage and discipline BB: barebacking BB: bodybuilder BBC: big black cock, or big black cunt BBW: big beautiful woman BF: boyfriendbf: black female BHM: big handsome man Bi: bisexual Bi F: bisexual female Bi M: bisexual male BMW: big Mexican woman CD: cross-dresser D/D: drug and disease D/s: dominance and submission DDF: drug and disease free DTF: down to fuck DL: down low Dom: male dominant Domme: female dominant DTE: down to earth DWF: divorced white female DWM: divorced white male FTM: female to male (transsexual)FWB: friend with benefits GAM: gay asian man GBM: gay black male GF: gay female GF: girlfriend GG: genetic girl GHM: gay Hispanic male GSOH: good sense of humor GWC: gay white couple GWF: gay white female GWM: gay white male Het: heterosexual HWP: height weight proportional IRL: in real life ISO: in search of LTR: long term relationship M4M: fan for man M4MW: man for man and woman M4T: male for transsexual M4T: male for transvestite M4W: man for woman MBC: married black couple MBi C: married bisexual couple MHC: married Hispanic couple MOTOS: member of the opposite sex MOTSS: member of the same sex MTF: male-to-female (transsexual)MW4M: man and woman for man MW4MW: man and woman for man and woman MW4W: man and woman for woman MWC: married white couple NS: nonsmoking NSA: no strings attached PNP: party and play RTS: real time sex S&M, S/M: sadomasochism SBF: single black female SBi F: single bisexual female SBi M: single bisexual male SBM: single black male STD: sexually transmitted disease STI: sexually transmitted infection.
They use W for white, B for black, A for Asian, NA for Native American and H for Hispanic. J stands for Jewish, LDS stands for Latter Day Saints or Mormon, and C stands for Christian.
There are also online dating abbreviations that explain sexual preference. Usually, straight individuals will not use any special abbreviations to let you know that they are heterosexual.