Sex so dirty and nasty that anything goes, and when its all said and done you feel like a used trick.
girl 1: How'd your date go last night?
girl 2: too good, we had dirty nasty trick sex.
girl 1: So you're too embarassed to see him again?
girl 2: Hell no, hes coming back over tonight.
A sexual position, often used by prostitutes of either gender that don't want to be penetrated, but most commonly by pre-op transsexuals, that involves the john rubbing his cock between either the thighs or less frequently, the butt cheeks of the working girl or guy, until orgasm.
Similar to tit fucking. Mostly used in Australia.
Man, that hooker over there's expensive, but she sells tricksex cheap!
A far less then semi-desirable male, often hailing from central Kern County, or as the locals call it "Bako", with an elevated sense of self-worth so far removed from reality that it leaves women immobile, speechless, and with a look of horrified confusion
Guy: Hey mama, you know you want me, I'm Race Track Sexy
Girl:..........(vomits but swallows it as to not show fear and weakness)..........(slowly backs away).....