1. Awkwardly worded, but grammatically correct. ” (It is unlikely that there was just one way.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
CliveA google search finds a lot of interesting discussions about rack versus wrack.CliveIt shouldn't make much difference whether you use one or the other. Merriam-Webster even cross-defines them in this meaning. Even "wreck" gets involved in the mix. I don't think much of any importance hinges on whether you torture your brain or you ruin it in the idiom
CalifJimrack to cause to suffer torture, pain, anguish, or ruinAccording to my 1936 Roget’s Thesaurus, “wreck and wrack” are included as synonyms for Destruction, including “wrack and ruin”; whereas “rack one’s brains” is synonymous with Thought. It obviously evolved after that (but perhaps I didn’t).
lucas21cDoes "each racking our brains" mean "each racking his or her own brain"?Yes.
lucas21cHow about "each racking our own brains"?No. It would be redundant to say ‘our own brains’, since we can’t rack anyone else’s.