crown (Noun) — The part of a tooth above the gum that is covered with enamel.
crown (Noun) — A wreath or garland worn on the head to signify victory.
crown (Noun) — An ornamental jewelled headdress signifying sovereignty.
crown (Noun) — The part of a hat (the vertex) that covers the crown of the head.
crown (Noun) — An English coin worth 5 shillings.
crown (Noun) — The upper branches and leaves of a tree or other plant.
crown (Noun) — The highest or extreme point of something (usually a mountain or hill). ex. "the view from the crown was magnificent"
crown (Noun) — The award given to the champion.
crown (Noun) — The top of the head.
crown (Noun) — (dentistry) dental appliance consisting of an artificial crown for a broken or decayed tooth. ex. "tomorrow my dentist will fit me for a crown"
crown (Noun) — The centre of a cambered road.
crown (Noun) — The Crown (or the reigning monarch) as the symbol of the power and authority of a monarchy. ex. "the colonies revolted against the Crown"
crown (Verb) — Invest with regal power; enthrone. ex. "The prince was crowned in Westminster Abbey"
crown (Verb) — Be the culminating event. ex. "The speech crowned the meeting"
crown (Verb) — Form the topmost part of. ex. "A weather vane crowns the building"
crown (Verb) — Put an enamel cover on. ex. "crown my teeth"