tell a lie

/tel ə laɪ/

Meaning

This expression means to deliberately say something that is not true in order to deceive someone. While 'lie' can be used as a verb ('to lie'), native speakers very frequently use the collocations 'tell a lie' (singular) or 'tell lies' (plural/general habit).

Examples

  • It is never a good idea to tell a lie to your best friend.

    It is never a good idea to tell a lie to your best friend.

  • She knew he was telling a lie because he couldn't look her in the eye.

    She knew he was telling a lie because he couldn't look her in the eye.

  • I had to tell a white lie so I wouldn't hurt his feelings.

    I had to tell a white lie so I wouldn't hurt his feelings.

  • Children often tell lies when they are afraid of getting into trouble.

    Children often tell lies when they are afraid of getting into trouble.

  • He promised he would never tell a lie again.

    He promised he would never tell a lie again.

Common Mistakes

  • ✗ He said a lie to me.

    ✓ He told a lie to me. / He told me a lie.

    We always use the verb 'tell' with 'lie.' We never use 'say' or 'speak' when referring to lies.

  • ✗ It is bad to tell the lie.

    ✓ It is bad to tell a lie. / It is bad to tell lies.

    Use 'a lie' or 'lies' for general statements. 'The lie' is only used when referring to a specific, previously mentioned lie.

Related Expressions

tell a white liestretch the truth tell the truth

Practice

  • I can always tell when my brother is trying to ___.

    💡 Say something that isn't true.

    Show answer

    tell a lie

  • Why did you ___ about where you were last night?

    💡 Deceive someone by not speaking the truth.

    Show answer

    tell a lie