Bad-tempered or cantankerous.
Pointed at an angle to the runway during approach and landing to compensate for a crosswind.
Cramped, bent.
Crowded together and difficult to read.
Performed with one's aircraft pointed at an angle to the runway to compensate for a crosswind; performed with nonzero crab.
Having an acrid or bitter wit. Often said of someone skilled at or given to insulting or belittling others.