Definition of "coil"
- noun
- Something wound in the form of a helix or spiral. 
- Common name for any intra-uterine contraceptive device (Abbreviation: IUD)—the first IUDs were coil-shaped. 
- A coil of electrically conductive wire through which electricity can flow. 
- A noise, tumult, bustle, or turmoil. 
- verb
- To wind or reel e.g. a wire or rope into regular rings, often around a centerpiece. 
- To wind into loops (roughly) around a common center. 
- Sources