Examples of “untrue” in a Sentence

adjective Not true; false.

• Her claim that the store was closed turned out to be untrue.
• The rumor turned out to be completely untrue.
• It's untrue that the company knew about the defect.

adjective Not faithful or loyal to someone.

• The knight was never untrue to his king, even in hard times.
• She felt hurt when she learned her friend had been untrue to her.
• He was untrue to his wife for years before she found out.