“Bossing” derives from the consumption of an obscene amount of alcohol (usually 7-8 shots) consumed in one oversized shot glass. The intention of the action can be two-fold: One being the annihilation of any disturbing memories inflicted upon the individual by “The Boss,” any other person who has authority over the individual; the other being to easily facilitate the catching up the alcohol content of an individual who arrives tardy to a party.

an employee of the state or county entrusted to guard prisoners; the prison guard, the jailer, the warden, the bailiff. The Man.

Used to address people in a friendly manner (as in not implying they are your employer or master).

In a video game the a big enemy at the end of the level. Defeated in the boss fight.

Totally cool, awesome, the best.
Someone who is the leader, above all - higher power.
Someone who does something out of the ordinary that requires balls and is really cool, bold, almost impossible,
and just BOSS. Word popularized by Neil Patel, one who demostrated the meaning of "Boss" many times.

Cool. Awesome.

An expression from the mid 1950s, which fell from favor by the early 1960s.

something that is unusally "awesome" or "cool."