shamrock
/ˈʃæm.ɹɑk/ noun C2- The trefoil leaf of any small clover, especially Trifolium repens, or such a leaf from a clover-like plant, commonly used as a symbol of Ireland. · She wore a shamrock in honor of her Irish ancestry.
- Any of several species of small clover-like plant species, with trefoil leaves, especially Trifolium repens. · The fields were covered with shamrocks.
Plural shamrocks
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