\Non" pros.`\
An abbreviation of {Non prosequitur}.

\Non`-pros"\, v. t. [imp. & p. p. {Nonprossed}; p. pr.
& vb. n. {Non-prossing}.]
To decline or fail to prosecute; to allow to be dropped (said
of a suit); to enter judgment against (a plaintiff who fails
to prosecute); as, the plaintiff was non-prossed.