To incline, deviate, or bend, from a vertical position; to be in a position thus inclining or deviating.
She leaned out of the window.
To incline in opinion or desire; to conform in conduct; often with to, toward, etc.
I’m leaning towards voting Conservative in the next election. The Hispanic vote leans Democratic.
Followed by against, on, or upon: to rest or rely, for support, comfort, etc.
To hang outwards.
To press against.
To thin out (a fuel-air mixture): to reduce the fuel flow into the mixture so that there is more air or oxygen.
(of a person or animal) Slim; not fleshy.
(of meat) Having little fat.
lean steak cuts
Having little extra or little to spare; scanty; meagre.
a lean budget
Having a low proportion or concentration of a desired substance or ingredient.
A lean ore hardly worth mining.
Of a character which prevents the compositor from earning the usual wages; opposed to fat.
lean copy, matter, or type
Efficient, economic, frugal, agile, slimmed-down; pertaining to the modern industrial principles of "lean manufacturing"
Alcoa is now a lean and agile enterprise, after having split last year into two entities.
To conceal.