Idiom: Knock Someone FlatCheck definitions of...knocksomeoneflatMeaningsTo knock someone down; to hit someone so they fall to the floor.A-Z Proximitiesknock oneself outknock outknock out of the boxknock someone down with a featherknock some sense into knock someone flat knock someone's socks offknock someone off their perchknock someone over with a featherknock the living daylights out ofknock the stuffing out ofSimilar Idiomsknock someone flatflat chatflat on one's backflat outflat strapin nothing flatknock someone down with a featherknock someone off their perchknock someone over with a featherknock someone's socks offdon't knock yourself outknock a dog off a gut wagonknock a skunk off a gut wagonknock downknock down a pegknock for a loopknock it offknock oneself outknock on heaven's doorknock on woodSimilar Phrasesbreak someone's heartin someone's waypull someone's legsell someone outtake someone's sideknock backknock onknock overknock againstknock coldknock offknock outknock rummyknock upknock-on effectalluvial flatcommon flat peaflat archb-flat clarinetbecome flat