sly

adjective
UK: /slaɪ/
US: /slaɪ/

  1. Having or showing a clever way of deceiving someone.

    1. He is a sly fox, so don't trust him.
    2. She gave a sly smile, indicating she knew more than she revealed about the sly plan.

  2. Suggesting secret knowledge that could be harmful.

    1. He had a sly look on his face.
    2. There was a sly hint of mockery in his tone when he spoke about the sly remark.

Synonyms

tricky deceitful crafty wily cunning
sly adverb

  1. In a cunning and deceitful manner.

    1. He acted sly, avoiding eye contact.
    2. The cat sly crept towards the mouse, preparing to pounce in a sly hunting.

Frequently Asked Questions

The word "sly" in English means: Having or showing a clever way of deceiving someone., Suggesting secret knowledge that could be harmful..

The phonetic transcription of "sly" is /slaɪ/ in British English and /slaɪ/ in American English. Click the 🔊 button to hear both pronunciations.

Synonyms for "sly": tricky, deceitful, crafty, wily, cunning.

Example usage of "sly": "He is a sly fox, so don't trust him.". More examples on the page.