caviar, n. [F. caviar, fr. It. caviale, fr. Turk. Havīār.].
The roes of the sturgeon, prepared and salted; -- used as a relish, esp. in Russia. [1913 Webster]
"Caviare was considered a delicacy, by some, in Shakespeare's time, but was not relished by most. Hence Hamlet says of a certain play. “'T was caviare to the general,” i. e., above the taste of the common people."
[1913 Webster]