Punk 1 : (1) Charred or partly decayed material, such as old wood, in which fire smolders unless it is carefully mopped up and extinguished. (2) A small stick of pressed sawdust which burns slowly and is used to ignite fireworks
Ralph W. Burklin & Robert G. Purington, Fire Terms: A Guide to Their Meaning and Use, National Protection Association, Boston, MA 1980 USA. (Guide: Meaning and Use, Nat Prot Association Fr Srvc - Amer) {457}