Used other than figuratively or idiomatically: very good.

A polite acknowledgement of orders or statements.

(archaic) Good morning.

A greeting consisting of the interjection. / (obsolete) riverhemp, sesban.

The best available under the circumstances.

(economics) A good that makes up a larger proportion of consumption as income rises, having income elasticity greater than one.

(economics) a good for which demand increases when income increases and falls when income decreases but price remains constant, i.e. with a positive income elasticity of demand.

A good for which people's preference for buying them increases as a direct function of their price, as greater price confers greater status.

(economics) A good which people consume more of as only the price rises. It has a positive price elasticity of demand.

(economics) a good that decreases in demand when consumer income rises; having a negative income elasticity of demand.