IPA: //ˈkɒmboʊvər//
KK: /ˈkɑmˌboʊvər/
A hairstyle where hair is combed over a bald area to hide it.
He decided to get a combover to cover his thinning hair.
Combover → It is formed from "comb" (from Old English "camb", meaning a tool for untangling hair) and "over" (meaning above or across). The word describes a hairstyle where hair is combed over a bald area to cover it.
Think of using a 'comb' to style hair 'over' a bald spot — that's what a combover is.