Chiefly Northeastern U.S. A sky covered with many small cirrocumulus or altocumulus clouds, resembling the markings found on a mackerel. Also referred to as regionally buttermilk sky.
a sky filled up with a normal structure of altocumulus clouds notably resembling skin of a mackerel.
a sky flecked with tiny white clouds; a cirro-cumulus. See Cloud.
A sky full of rows of cirrocumulus or small altocumulus clouds.
A sky where the clouds possess type called cirro-cumulus—that is, are damaged into fleecy masses three, four, or even more times as long as they're broad, and organized in synchronous groups. Also called mackerel-back sky.
a sky full of rows of cirrocumulus or tiny altocumulus clouds
A figure of speech in which the expression is an evident exaggeration of the meaning intended to be conveyed or by which things are represented as much greater or less better or worse than they really are a statement exaggerated fancifully through excitement or for effect...