cramp1 /kraemp; kraemp/ n [U] sudden and painful tightening of the muscles, usu caused by cold or overwork, making movement difficult: 抽筋; 痙攣 (通常由寒冷或過(guò)勞而起，使活動(dòng)困難)： writer's of the finger muscles. 書(shū)寫(xiě)痙攣。 The swimmer was seized with ~ and had to be helped out of the wafer. 游泳者忽然抽筋，因而不得不由他人救助出水。