That bears a person or thing (in various other senses of bear, v.1). Now chiefly: that supports or upholds (something) physically. Now somewhat rare.

A place where packhorses or sumpters (sumpter, n. 2a) are kept; the position or work of a sumpter (sumpter, n. 1).

Of an animal: used for pulling or carrying loads. Also as n. with the.