To be irritable. “Dr. M. is cranky because it is before 10AM and he has not had coffee” From Brian Berlin…“Possibly from the Dutch krengd, a crank was an unstable sailing vessel. Due to a faulty design, the imbalance of her cargo, or a lack of ballast, a crank would heel too far to the . . . → Read More: Wednesday Nautical Term/Phrase: Cranky