Alternative spelling of back-formation.

(idiomatic) Approximate, rough, simplified, especially of a calculation, estimation or other reasoning.

(soccer) a defender who normally plays on the right side of the field

Alternative spelling of backpedal

A garden at the rear of a property.

A scullery.

The rear, back, or unseen portion (of something). / (computing) That part of a hardware or software system that is farthest from the user; the internals rather than the user interface.

(soccer) A defender who normally plays on the left side of the field.

Alternative spelling of backcloth

Alternative spelling of backcomb