Used attributively to describe something made of or resembling agate.
Definitions
Made of agate or resembling agate in appearance, especially in color or banded pattern. The jeweler selected an agate pendant to match the agate countertop’s swirling pattern.
Dialectal/archaic usage meaning 'on the way; in motion'.
Definitions
(Dialectal, chiefly Northern English) In motion or progress; on the way. The work is agate and should be finished by tomorrow.