A pad affixed temporarily to a dress or other garment, inside the armpit, to prevent the garment's becoming wet or soiled from perspiration.

(volcanology) A large volcano, with shallow-sloping sides and a flattened dome, formed of successive eruptions of free-flowing lava from fissure vents.

A pop filter.

plural of pop shield

An area of very old bedrock surrounding Hudson Bay, and covering about half the land area of Canada.

Civilians deliberately placed in or around combat targets to deter an enemy from attacking those targets.

plural of human shield

plural of ozone shield

(historical) A decorated leather shield used by many North American native warriors, believed to protect its owner with its magic power.

(US, law) legislation designed to provide a news reporter with the right to refuse to testify as to information and/or sources of information obtained during the news gathering and dissemination process.