rack one's brains

A form of rack one's brain — To struggle to think of or remember something.

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Meanings

verbrack one's brains (third-person singular simple present racks one's brains, present participle racking one's brains, simple past and past participle racked one's brains)

present singular third person racks one's brains · participle present racking one's brains · participle past racked one's brains · past racked one's brains

  1. alternativeAlternative form of rack one's brain.
Cite this entry
APA

rack one's brains. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/rack%20one's%20brains

MLA

“rack one's brains.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/rack%20one's%20brains. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “rack one's brains,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/rack%20one's%20brains.

Source: rack one's brains on Wiktionary, CC BY-SA 4.0.