dumbˈ-bell noun

1. A double-headed weight swung in the hands to develop the muscles
2. Any object or figure of the same shape
3. A stupid person (US)

dumb blonde noun

(in films, etc) the stock character of a blonde-haired beauty of limited intelligence

dumbˈ-cane noun

A tropical American araceous plant (Dieffenbachia seguine) whose juice contains crystals of calcium oxalate which cause swelling of the tongue

dumbˈ-cluck noun

A fool (orig US; same as cluck)

dumbfoundˈ or dumfoundˈ transitive verb

1. To strike dumb
2. To confuse greatly
3. To astonish

dumbfoundˈer or dumfoundˈer transitive verb

To dumbfound

dumbing-down see dumb down below.

dumb piano noun

A soundless keyboard for piano practice

dumbˈshow noun

1. Gesture without words
2. Pantomime

dumbˈstruck adjective

Silent with astonishment

dumb terminal noun (computing)

An input or output terminal that has no independent processing capability

dumb waiter noun

1. A movable platform used for conveying food, dishes, etc at meals
2. A stand with revolving top for holding dessert, etc
3. A small lift for food and dishes

dumb down (usu derogatory)

To present information in a less sophisticated form in order to appeal to a larger number of people (dumbˈing-downˈ noun)

strike dumb

To silence with astonishment