on the sly
English
Pronunciation
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Adverb
- (idiomatic) Slyly, in an inconspicuous manner, so as not to be seen; secretly; stealthily.
- 1857, William Makepeace Thackeray, The Virginians, ch. 16:
- This diversion was enjoyed on the sly, and unknown to the ladies of the house.
- 1857, William Makepeace Thackeray, The Virginians, ch. 16:
Synonyms
Translations
slyly, in an inconspicuous manner, so as not to be seen; secretly; stealthily