1. untrue

not according with the facts

Example Sentences:
'unfortunately the statement was simply untrue'

2. untrue

not true to an obligation or trust

Example Sentences:
'is untrue to his highest opportunity and duty'

3. out of true, untrue

not accurately fitted; not level

Example Sentences:
'the frame was out of true'
'off-level floors and untrue doors and windows'

• out of true

4. false, untrue

(used especially of persons) not dependable in devotion or affection; unfaithful

Example Sentences:
'a false friend'
'when lovers prove untrue'

• false