Meaning

noun perennial woodland spring-flowering plant; widely cultivated

noun one of the four pointed conical teeth (two in each jaw) located between the incisors and the premolars

noun a carved pyramidal ornament; used in 13th century England

originFrom Middle English dogge tothe, calque of Latin dens caninus (“doglike tooth”). Equivalent to dog + tooth.

Etymology from Wiktionary, CC BY-SA 3.0