Third-person singular simple present indicative form of crawk

(broadcasting) A line of text of latest news, that moves across the lower part of a television screen.

The front crawl swimming stroke.

(idiomatic, reciprocal) To compete with others eagerly or fiercely in pursuit of the same goal(s).

(intransitive) To halt one's vehicle in the vicinity of a prostitute for the purpose of having sex.

(US) crayfish

A visual defect in a video signal, manifesting as animated checkerboard patterns that appear along horizontal colour transitions (vertical edges), and caused by intermodulation or crosstalk between chrominance and luminance components of the signal.

(idiomatic) To learn the basics before doing something at a more advanced level.

northern hogsucker (Hypentelium nigricans, syn. Catostomus nigricans)

A county of Michigan, United States. County seat: Grayling. / A county of Ohio, United States. County seat: Bucyrus. / A county of Pennsylvania, United States. County seat: Meadville.