- a plant, Anethum graveolens, of the parsley family, having aromatic seeds and finely divided leaves, both of which are used for flavoring food.
- dill pickle.
- an umbelliferous aromatic Eurasian plant, Anethum graveolens, with finely dissected leaves and umbrella-shaped clusters of yellow flowers
- the leaves or seedlike fruits of this plant, used for flavouring in pickles, soups, etc, and in medicine
- informal, mainly Australian and NZ a fool; idiot
Old English dile “dill, anise,” a West Germanic word of unknown origin (cf. Old Saxon dilli, Middle Dutch and Dutch dille, Swedish dill, German Dill).