Emily Dickinson Lexicon

BACK, adv.

1. To the place from which one came; as, to go back, is to return.
2. In a figurative sense, to a former state, condition or station; as, he can not go back from his engagements.
3. Behind; not advancing; not coming or bringing forward; as, to keep back a part; to keep one's self back.
4. Toward times or things past; as, to look back on former ages.
5. Again; in return; as, to give back the money.
6. To go or come back, is to return, either to a former place, or state.
7. To go or give back, is to retreat, to recede.