A villain or bad guy; the one responsible for evil or aggressive acts.
With his wrinkled, uneven face, the actor always seemed to play the heavy in films.
A doorman, bouncer or bodyguard.
A fight started outside the bar but the heavies came out and stopped it.
A large multi-engined aircraft. (The term heavy normally follows the call-sign when used by air traffic controllers.)
(often with "up") To make heavier.
To sadden.
To use power and/or wealth to exert influence on, e.g., governments or corporations; to pressure.
The union was well known for the methods it used to heavy many businesses.