Def. 1 - Human condition marked by depleted physical resources resulting completely in bone ass tired exhaustion.
Def. 2 - Really good name for neo-punk band.
To mum's horror, Simon pulled off his trousers and paraded around the sitting room; proudly sticking his angry erectionin the air like a big flesh chimney.
The flesh threshold is the point at which a friendship becomes a hazy, undefined awkward mess filled with hook-ups and unanswered texts. After one crosses the flesh threshold, it is difficult if not impossible to return to the previous state of friendship.
Note: Sex is not required to cross the flesh threshold.
We can't invite Ryan and Rebecca to the same party - they're so awkward since they crossed the flesh threshold.