Entry 1 sense Webster, 1913 Havelock /(hăv"ē̇*lŏk)/ · Hav·e·lock · IPA /hˈævlˌɑk/ 01 n. A light cloth covering for the head and neck, used by soldiers as a protection from sunstroke. 1. A light cloth covering for the head and neck, used by soldiers as a protection from sunstroke.