back and forth
going in one direction and then in the opposite direction, and repeating this several times

[TahlilGaran] Dictionary of Contemporary English ▲

back and forth
if someone or something moves back and forth between two places, they move from one place to the other place again and again.
Nurses went back and forth among the wounded, bringing food and medicine.

[TahlilGaran] English Idioms Dictionary ▲

back and forth
backwards and forwards, first one way and then the other way
The argument went back and forth before the judge made a decision.

[TahlilGaran] English Idioms Dictionary ▲

back and forth
adv. Backwards and forwards.
The chair is rocking hack and forth.
The tiger is pacing hack and forth in his cage.
Compare: TO AND FRO.

[TahlilGaran] English Idioms Dictionary ▲