1. (adv.) In or at the hinder part of a ship; toward the hinder part, or stern; backward; as, to go astern.

2. (adv.) Behind a ship; in the rear.

a rebours a reculons abaft aft after against the grain anticlockwise arear ass-backwards away back backward backwards baft counterclockwise fore and aft fro hindward hindwards in reverse rear rearward rearwards retrad widdershins