A disinterested party who is entrusted to withhold contested money or property while the arguments are being adjudicated or worked out; the third party who is holding the stakes in a wager between two or more parties; a person with an interest in a business or enterprise of some sort, but is not necessarily an owner. n. stalking A form of harassment generally comprised of repeated persistent following with no legitimate reason and with the intention of harming, or so as to arouse anxiety or f...