Found 2 items, similar to Trefoil.
English → English (WordNet) Definition: trefoil trefoil n 1: any of several Old World herbs of the genus Medicago having small flowers and trifoliate compound leaves [syn: medic, medick] 2: a plant of the genus Trifolium [syn: clover] 3: an architectural ornament in the form of three arcs arranged in a circle
English → English (gcide) Definition: Trefoil Trefoil \Tre"foil\, n. [L. tres three + E. foil leaf; cf. F. fr[`e]fle, It. trifoglio, L. trifolium. See Tri-, Foil leaf, and cf. Trifoly.] 1. (Bot.) Any plant of the genus Trifolium, which includes the white clover, red clover, etc.; -- less properly, applied also to the nonesuch, or black medic. See Clover, and Medic. [1913 Webster] 2. (Arch.) An ornamental foliation consisting of three divisions, or foils. [1913 Webster] 3. (Her.) A charge representing the clover leaf. [1913 Webster]