an oval or round object laid by a female bird, reptile, fish, or invertebrate, usually containing a developing embryo. The eggs of birds are enclosed in a chalky shell, while those of reptiles are in a leathery membrane

the female reproductive cell in animals and plants; an ovum

a decorative oval moulding, used alternately with triangular shapes

egg and dart moulding

a person of a specified kind

the biography portrays him as a thoroughly bad egg

encourage someone to do something foolish or risky

he liked to boast and she would egg him on shamelessly