hairball

noun

1. a ball of hair accumulated in the stomach or intestines of a cat or other animal as a result of the animal’s licking its coat.

noun

1. a compact mass of hair that forms in the stomach of cats, calves, etc, as a result of licking and swallowing the fur, and causes vomiting, coughing, bloat, weight loss, and depression

n.

1712, from hair + ball (n.1).

n.

1. A small mass of hair located in the stomach or intestine of an animal, such as a cat, resulting from an accumulation of small amounts of hair that are swallowed each time the animal licks its coat.pilobezoar trichobezoar