back-and-forth

[ bak-uh n-fawrth, -fohrth, -uh nd- ]
/ ˈbæk ənˈfɔrθ, -ˈfoʊrθ, -ənd- /

adjective

backward and forward; side to side; to and fro: a back-and-forth shuttling of buses to the stadium; the back-and-forth movement of a clock's pendulum.

noun

unresolved argument or discussion.

Origin of back-and-forth

First recorded in 1605–15
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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