1A possession, a thing owned, especially something valuable or highly prized (frequently in plural). Also (and in later use chiefly) as a mass noun: that which one possesses as one's own; property, goods, possessions; treasure, riches.
2The fact of possessing something as one's own; possession, ownership. Chiefly in "in a person's aucht" (also † "on a person's aucht").
Old English; earliest use found in Bede's Ecclesiastical History. Cognate with Old Saxon ēht property, Old High German ēht property, Old Icelandic aett family, lineage, Gothic aihts property from a suffixed form of the Germanic base of owe.