Accidental, unintentional contact between your naked arse-cheeks and another individual's naked arse-cheeks, resulting in a panicked moment of pause, sudden development of perfect posture on bolting upright, butt-hole puckering and the grunted "sorry" cough being elicited. Commonplace at such establishments as gyms or work locker rooms.
Two individuals standing side by side at neighbouring lockers.
The practice of being in permanent daytime employment, whilst working private freelance contracts during evenings, weekends and in extreme cases, lunch hours.
Dave isn't coming on our weekend break. He's moonlancing this weekend to finish his client's website.
Something a person you think is cute says or does that is so unattractive or stupid that you realize in that single moment that there is no way you can date them or continue to date them.