up-and-down

[ uhp-uh n-doun ]
/ ˈʌp ənˈdaʊn /

adjective

moving alternately up and down: the up-and-down swing of levers; an up-and-down tune.
having an uneven surface: up-and-down countryside.
changeable: up-and-down luck.
perpendicular or nearly so: a straight up-and-down hillside.

Origin of up-and-down

First recorded in 1610–20

OTHER WORDS FROM up-and-down

up-and-down·ness, noun

Words nearby up-and-down

Example sentences from the Web for up-and-down

British Dictionary definitions for up-and-down

up-and-down

adjective

moving, executed, or formed alternately upwards and downwards
mainly US very steep; vertical

adverb, preposition up and down

backwards and forwards (along)