| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| the offspring of a zebra and a donkey. |
bedbug bed·bug (běd'bŭg')
n.
A wingless, odorous insect with a flat, reddish body that infests dwellings and bedding and feeds on human blood.