Definition of "to and fro" in English

Adverb

1. Back and forth; with a reciprocating motion.

Verb

1. To go back and forth; to alternate.

Adjective

1. Pertaining to something or someone moving forward and back to the same position.

Noun

1. The movement (of someone or something) forward followed by a return to the same position. May refer to a concept such as an emotional state or a relationship as well as a physical thing.