vi to become upset.
2. upset ·vt to set up; to put upright.
3. upset ·vt to thicken and shorten, as a heated piece of iron, by hammering on the end.
4. upset ·noun the act of upsetting, or the state of being upset; an overturn; as, the wagon had an upset.
5. upset ·vt to shorten (a tire) in the process of resetting, originally by cutting it and hammering on the ends.
6. upset ·vt to disturb the self-possession of; to disorder the nerves of; to make ill; as, the fright upset her.
7. upset ·vt to overturn, overthrow, or overset; as, to upset a carriage; to upset an argument.
8. upset ·add. ·vt to turn upwards the outer ends of (stakes) so as to make a foundation for the side of a basket or the like; also, to form (the side) in this manner.
9. upset ·adj 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.