(of a person or animal) have severe difficulty in breathing because of a constricted or obstructed throat or a lack of air

Willie choked on a mouthful of tea

fill (a space) so as to make movement difficult or impossible

the roads were choked with traffic

vegetation choked the trails

make (someone) speechless with a strong feeling or emotion

he was choked with fury

enrich the fuel mixture in (a petrol engine) by reducing the intake of air

carbon monoxide results during a cold start, when an engine is choked