mask (
http://definr.com/mask)
n 1: a covering to disguise or conceal the face
2: activity that tries to conceal something; "no mask could
conceal his ignorance"; "they moved in under a mask of
friendship"
3: a party of guests wearing costumes and masks [syn:
masquerade,
masque]
4: a protective covering worn over the face
v 1: hide under a false appearance [syn:
dissemble,
cloak]
2: put a mask on or cover with a mask; "Mask the children for
Halloween" [ant:
unmask]
3: cover with a sauce; "mask the meat"
4: shield from light; as in photography [syn:
block out]