back-to-back

again. I didn't like it, so I sent it back. He went back to the same house. They came back again. (countable) The back is the rear part of something; it is

The plural form of back; more than one (kind of) back. The third-person singular form of back.

(idiom) To hold back is to stop yourself from saying or doing something. Holding back keeps something secret. He held back his problems for many years

The past tense and past participle of back.

The past participle of go back.