a line or point that cannot or should not be passed

a boundary, edge, or terminus

(in pl) the place enclosed within a boundary

You must not go off limits

something that bounds, restrains, or confines

He worked within the limits of his knowledge

She set a limit on his spending

the furthest point or extreme degree of something

They tax my patience to the limit

a prescribed maximum or minimum amount, quantity, or number

a speed limit

a number whose difference from the value of a function approaches zero as the value of the independent variable approaches some given number

a number that for an infinite sequence of numbers is such that ultimately each of the remaining terms of the sequence differs from this number by less than any given amount