- having a space or cavity inside; not solid; empty: a hollow sphere.
- having a depression or concavity: a hollow surface.
- sunken, as the cheeks or eyes.
- (of sound) not resonant; dull, muffled, or deep: a hollow voice.
- without real or significant worth; meaningless: a hollow victory.
- insincere or false: hollow compliments.
- hungry; having an empty feeling: I feel absolutely hollow, so let's eat.
- an empty space within anything; a hole, depression, or cavity.
- a valley: They took the sheep to graze in the hollow.
- a concavity connecting two surfaces otherwise intersecting at an obtuse angle.
- to make hollow (often followed by out): to hollow out a log.
- to form by making something hollow (often followed by out): to hollow a place in the sand;boats hollowed out of logs.
- to become hollow.
- in a hollow manner: The politician's accusations rang hollow.
- to surpass or outdo completely: His performance beat the others all hollow.
- having a hole, cavity, or space within; not solid
- having a sunken area; concave
- recessed or deeply set
- (of sounds) as if resounding in a hollow place
- without substance or validity
- hungry or empty
- insincere; cynical
- the capacity to eat or drink a lot without ill effects
- to defeat someone thoroughly and convincingly
- a cavity, opening, or space in or within something
- a depression or dip in the land
- to make or become hollow
- to form (a hole, cavity, etc) or (of a hole, etc) to be formed
