The thick, pungent left behind smells of a hot, sweaty, mungy ass sex session. Usually left behind in your room, dorm or car. A dead give away to the trained and experienced nostril like your mom's.
Although Carl told his mom he was doing homework with Cassie, the stanked up room was a dead giveaway that more than their lessons had been worked on.
12 step recovery jargon referring to someone new who talks about how great life is, now that they'resober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.