Of minor or lesser importance. Law. Of a crime, agent, tribunal, etc.: minor, on a small scale; = petty, adj. 1b. Opposed to grand (see grand, adj.…

Of minor or lesser importance. Of secondary or lesser importance, rank, or scale; subordinate, minor; = petty, adj. 1a. rare after 18th cent.

Of secondary or lesser importance, rank, or scale; minor; subordinate. Now chiefly in historically fixed collocations (e.g. petty officer, n.).

Operating or carried out on a small scale.

colloquial (originally U.S.). Operated on a small scale; of small and limited resources or capacity; inferior, insignificant.

= sense 2.

More generally: small, little.

Operating on a small scale; second-rate, unimportant, insignificant.