up–and–down

play
adjective \ˌəp-ən(d)-ˈdau̇n, ˌəp-əm-\

Definition of up–and–down

  1. 1 :  marked by alternate upward and downward movement, action, or surface

  2. 2 :  perpendicular

Circa 1755

First Known Use of up–and–down

circa 1755


UP–AND–DOWN Defined for Kids

up–and–down

play
adjective \ˌəp-ənd-ˈdau̇n\

Definition of up–and–down for Students

  1. 1 :  switching between upward and downward movement or action

  2. 2 :  1perpendicular 1 an up-and-down post

Learn More about up–and–down


Seen and Heard

What made you want to look up up–and–down? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

capable of being altered or controlled

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • peter-bruegel-tower-of-babel-painting
  • What language does pajama come from?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!