plural of back-up

plural of back door

(transitive) To pay a debt, to provide the entire amount of money owed to another. / (figuratively) To avenge, to exact revenge.

The smaller of two channels in a river that diverge to form an island. / A secondary channel of activity, typically in parallel with primary channels and somewhat independent of them.

Alternative spelling of backchannel

Alternative spelling of swaybacked

Shaped or curved like a saddle. / Having a saddle-shaped marking; saddleback.

(of riding a horse) with a saddle, rather than bare-backed

Without a saddle

Without a saddle