To cry like a crow, rook, or raven.

The cry made by the crow, rook, or raven.

utter a cry, characteristic of crows, rooks, or ravens

Overlapping designs of a compas, anchor and wing representing the Exploring Division by the combination of the Senior Scout program with Sea Scouts and Air Scouts.

(Division of) Catchment and Water (DSE)

the sound made by corvine birds

College of Air Warfare

Carbon Arc Welding. Welding process, which employs an electric arc from a carbon electrode to the work as the heat source, with or without the addition of filler metal.