Definition of copro:
(n) :
(computer hardware, informal) Clipping of coprocessor. [(computer hardware) An additional microprocessor used to supplement the functionality of the central processing unit, performing tasks such as floating-point arithmetic (floating-point unit) or graphics calculations (graphics processing unit).]
(n) :
(informal) Clipping of coproduction. [A production in which two or more people, groups or companies work together.]