Mask

[Sarah]

A grotesque head or face, used to adorn keystones and otherprominent parts, to spout water in fountains, and the like; -- calledalso mascaron.

[Sarah]

A devise used to [Scuba Dive] (usually a hand held pipe). Bongs, hookas, bublers, [gravity bong]s, or any other devises are also masks. The [Oxygen] is packed and the mask is ready to commense [Scuba Diving].
([VanderBowl]s are suggested when using masks)

[Sarah]

A stretchy rubber latex thing that can resemble someone's head, a monster, an animal, or a cartoon character. It is pulled onto your head to disguise your true identity. Masks are used at Disneyland and Six Flags on their park characters.