Idiom: Knock For A LoopCheck definitions of...knockforaloopMeaningsHow to pronounce "knock for a loop":AU Your browser does not support the audio element. To astonish; to stagger or overwhelm; to confuse or disorient.A-Z Proximitiesknit togetherknock a dog off a gut wagonknock a skunk off a gut wagonknock downknock down a peg knock for a loop knock it offknock oneself outknock on heaven's doorknock on woodknock outSimilar Idiomsknock for a loopkeep someone in the loopout of the loopdon't knock yourself outknock a dog off a gut wagonknock a skunk off a gut wagonknock downknock down a pegknock it offknock oneself outknock on heaven's doorknock on woodknock outknock out of the boxknock someone down with a featherknock someone flatknock someone off their perchknock someone over with a featherknock someone's socks offknock some sense intoSimilar Phrasesclosed loopclosed-loop systemdrip loopfeedback loopground loopinside looploop gainoutside looploop knotloop topologyknock backknock againstknock coldknock offknock onknock overknock rummyknock outknock upknock-on effect