definition of
coil

[1] #1 coil v. [gyrate, spiral] to wind or move in a spiral course; "the muscles and nerves of his fine drawn body were coiling for action"; "black smoke coiling up into the sky"; "the young people gyrated on the dance floor". wn

[2] #2 coil n. [spiral, volute, whorl, helix] a structure consisting of something wound in a continuous series of loops; "a coil of rope". wn

[3] #3 coil n. [whorl, roll, curl, curlicue, ringlet, gyre, scroll] a round shape formed by a series of concentric circles (as formed by leaves or flower petals). wn

[4] #4 coil v. [handbuild, hand-build] make without a potter's wheel; "This famous potter hand-builds all of her vessels". wn

[5] #5 coil n. a transformer that supplies high voltage to spark plugs in a gasoline engine. wn