v. t.
v. i. To become upset. [ 1913 Webster ]
a. Set up; fixed; determined; -- used chiefly or only in the phrase upset price; that is, the price fixed upon as the minimum for property offered in a public sale, or, in an auction, the price at which property is set up or started by the auctioneer, and the lowest price at which it will be sold. [ 1913 Webster ]
After a solemn pause, Mr. Glossin offered the upset price for the lands and barony of Ellangowan. Sir W. Scott. [ 1913 Webster ]
n. The act of upsetting, or the state of being upset; an overturn;
a.
. A thermometer by merely inverting which the temperature may be registered. The column of mercury is broken and, as it remains until the instrument is reset, the reading may be made at leisure. [ Webster 1913 Suppl. ]