To deprive (someone of something expected or hoped for).
To sadden or displease (someone) by underperforming, or by not delivering something promised or hoped for.
disappointed
(intransitive, or transitive with of) To have an insufficient amount (of).
To sell a financial product, such as a share, that one does not presently own, as in the hope of buying it more cheaply later for delivery, so as to profit from a fall in price; cf. go long.