IPA: //ˈpʊl.ə.vər//
KK: /ˈpʊloʊvər/
A type of clothing that is worn by pulling it over the head, usually made of knit fabric and often used for warmth.
She wore a cozy pullover to keep warm on the chilly evening.
A type of clothing, usually a sweater, that you wear by pulling it over your head.
She wore a warm pullover to keep cozy during the winter.
Pullover → It is formed from "pull" (from Old English "pullian", meaning to draw or tug) and "over" (meaning above or on top of). The word "pullover" describes a garment that is drawn over the head and worn on top of the body.
Think of 'pulling' something 'over' your head — that's how you wear a pullover.