battre à plate couture

== French == === Alternative forms === battre à plates coutures === Pronunciation === IPA(key): /batʁ a plat ku.tyʁ/ === Verb === battre à plate couture (transitive, figuratively) to wipe the floor with, to beat hollow, to beat to a pulp, to shellac, to drub (to defeat severely, to inflict a heavy defeat upon) Synonym: (slang) démolir