shamrock meaning and definition

SHAMROCK noun

Definition of shamrock (noun)

1. creeping European clover having white to pink flowers and bright green leaves; naturalized in United States; widely grown for forage
   • synonyms: dutch clover, Trifolium repens, white clover
2. Eurasian plant with heart-shaped trifoliate leaves and white purple-veined flowers
   • synonyms: common wood sorrel, cuckoo bread, Oxalis acetosella
3. clover native to Ireland with yellowish flowers; often considered the true or original shamrock
   • synonyms: hop clover, lesser yellow trefoil, Trifolium dubium