on the sly

phrase

: in a manner intended to avoid notice

Examples of on the sly in a Sentence

Recent Examples on the Web
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The only improvement on getting drunk together is doing so at the pub with their friend Brendan, an appealingly oafish character whom the couple treat as something between a pet and a foster child—and whom Betty on the sly treats as a lover too. — Literary Hub, 2 Nov. 2026

Cite this Entry

“On the sly.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/on%20the%20sly. Accessed 7 Nov. 2026.

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