1.Definition: (used especially of persons) not dependable in devotion or affection; unfaithful
"A false friend"
2.Definition: adopted in order to deceive
3.Definition: arising from error
"A false assumption"
4.Definition: deliberately deceptive
5.Definition: designed to deceive
"A suitcase with a false bottom"
6.Definition: erroneous and usually accidental
"A false start", "A false alarm"
7.Definition: inaccurate in pitch
"A false (or sour) note"
8.Definition: inappropriate to reality or facts
9.Definition: not genuine or real; being an imitation of the genuine article
10.Definition: not in accordance with the fact or reality or actuality
"Gave false testimony under oath", "False tales of bravery"