1. Plural of dee; the letter D or the shape of the letter D.
Usage: Most common sense; refers to multiple instances of the letter D.
2. Plural of dee; D-shaped objects or rings, especially in nautical or hardware contexts.
Usage: nautical; technical

Examples

• The word 'deed' contains two dees.
• She wrote several dees on the practice sheet to improve her penmanship.
• The backpack has metal dees for attaching gear.
• The sailor secured the rope through the dees on the deck.
• In the alphabet song, the dees come after the cees.