Now there is the Snowden—to put it crassly—who is bought and paid for entirely by the Russians.
Few things ruin a novel faster than an author who crassly puts children in jeopardy just to earn a thrill.
At first—it was the early stages of reporting—I was amused at having been so crassly underestimated.
1540s, from Middle French crasse (16c.), from Latin crassus "solid, thick, fat; dense." The literal sense always has been rare in English; meaning "grossly stupid" is recorded from 1650s, from French. Related: Crassly; crassness.