know inside and out
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know inside and out
verb knows inside and out · knowing inside and out · knew inside and out · known inside and out
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To know (something or someone) very thoroughly.
He's still new to their system, but he knows databases inside and out and will understand the rest soon.
Similar: know backwards, know back to front, know like a book, know like the back of one's hand
Translations
Every language
verb know (something) very thoroughly
| Español | conocerlo como si lo hubiera parido |
|---|---|
| Français | connaître sur le bout des doigts |
| Deutsch | etwas in- und auswendig kennen, etwas wie die eigene Westentasche kennen |
| Русский | знать назубо́к znatʹ nazubók, знать вдоль и поперёк znatʹ vdolʹ i poperjók |
Talk about this word "know inside and out." Wiktionary, via Micwyn, micwyn.com/word/know%20inside%20and%20out. Accessed 7 Nov. 2026. know inside and out. (n.d.). In Wiktionary, via Micwyn. Retrieved November 7, 2026, from https://micwyn.com/word/know%20inside%20and%20out "know inside and out." Wiktionary, via Micwyn. Accessed November 7, 2026. https://micwyn.com/word/know%20inside%20and%20out.Cite this
@misc{know_inside_and_out_2026,
title = {know inside and out},
howpublished = {Wiktionary, via Micwyn},
year = {2026},
url = {https://micwyn.com/word/know%20inside%20and%20out},
urldate = {2026-11-07}
}
