adj any plant of the genus primula.
2. primrose ·adj of or pertaining to the primrose; of the color of a primrose;
hence, flowery; gay.
3. primrose ·adj an early flowering plant of the genus primula (p. vulgaris) closely allied to the cowslip. there are several varieties, as the white-, the red-, the yellow-flowered, ·etc. formerly called also primerole, primerolles.