1. Shaped in the form of the black trefoil or clover leaf on some playing cards 
2. Shaped in the form of a club that is larger at one end

See also: formed

• Tridacnidae
• trident
• Tridentine
• tridymite
• tried
• tried and true
• triennial
• triennially
• triennium
• trier
• trifecta
• trifid
• trifid beggar-ticks
• trifid bur marigold
• trifle
• trifle away
• trifler
• trifling
• trifluoromethane
• trifocal
• trifoliata
• trifoliate
• trifoliate orange
• trifoliated
• trifoliolate