Real Dictionary

sling
verb: If you sling something somewhere, you throw it there carelessly.

sling in American English 1
a primitive instrument for throwing stones, etc., consisting of a piece of leather tied to cords that are whirled by hand for releasing the missile
noun: a device for hurling stones or other missiles that consists, typically, of a short strap with a long string at each end and that is operated by placing the missile in the strap, and, holding the ends of the strings in one hand, whirling the instrument aro

sling in American English 2
an alcoholic drink made with gin, rum, brandy, whiskey, etc., water or soda water, sugar, and, usually, lemon juice
noun: an iced alcoholic drink, typically containing gin, water, sugar, and lemon or lime juice

sling in British English 1
noun: a simple weapon consisting of a loop of leather, etc, in which a stone is whirled and then let fly
verb: to hurl with or as if with a sling

sling in British English 2
noun: a mixed drink with a spirit base, usually sweetened