1. noun
    a stroke of the oar that either misses the water or digs too deeply; "he caught a crab and lost the race"
  2. noun
    infests the pubic region of the human body
  3. noun
    decapod having eyes on short stalks and a broad flattened carapace with a small abdomen folded under the thorax and pincers
  4. noun
    a quarrelsome grouch
  5. noun
    (astrology) a person who is born while the sun is in Cancer
  6. noun
    the fourth sign of the zodiac; the sun is in this sign from about June 21 to July 22
  7. noun
    the edible flesh of any of various crabs
  8. verb
    fish for crab
  9. verb
    complain; "What was he hollering about?"
  10. verb
    scurry sideways like a crab
  11. verb
    direct (an aircraft) into a crosswind