For ordinary measuring purposes a wineglass may be said to hold 2 ounces.

A tablespoon, 0.5 ounce.

A dessertspoon, 0.25 ounce.

A teaspoon, 1/8 ounce, or 1 drachm.

A teacupful of sugar weighs 0.5 pound.

Three tablespoonfuls weigh 0.25 pound.