Having or using the sense of smell; esp. (of a hound or other animal) that detects or follows a scent or scent trail. In later use frequently with…

That flies about. Of a hound: Apt to ‘fly about’; not steady.

Of a hound: Not easily diverted from the scent. Of a horse: Not nervous, skittish, or excitable; also (cf. A. 4), that travels at a moderate and even…

Of hounds: Not yet put into a pack.