knock oneself out

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knock oneself out

verb knocks oneself out · knocking oneself out · knocked oneself out

idiomatic, informal To go ahead; to do as one pleases; to enjoy oneself; to endeavor very hard at a task. "These cookies are my favorite! Can I have some?" "Sure, knock yourself out." (i.e., have as many as you want)

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MLA

"knock oneself out." Wiktionary, via Micwyn, micwyn.com/word/knock%20oneself%20out. Accessed 6 Nov. 2026.

APA

knock oneself out. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/knock%20oneself%20out

Chicago

"knock oneself out." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/knock%20oneself%20out.

BibTeX

@misc{knock_oneself_out_2026,
  title = {knock oneself out},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/knock%20oneself%20out},
  urldate = {2026-11-06}
}