egg [1]
n
1 the oval or round reproductive body laid by the females of birds, reptiles, fishes, insects, and some other animals, consisting of a developing embryo, its food store, and sometimes jelly or albumen, all surrounded by an outer shell or membrane
2 (Also called)
egg cell any female gamete; ovum
3 the egg of the domestic hen used as food
4 something resembling an egg, esp. in shape or in being in an early stage of development
5 ♦
good (or bad) egg
Old-fashioned informal
b an exclamation of delight (or dismay)
6 ♦
lay an egg
Slang (chiefly U.S. and Canadian)
a to make a joke or give a performance, etc., that fails completely
b (of a joke, performance, etc.) to fail completely; flop
7 ♦
put or have all one's eggs in one basket to stake everything on a single venture
8 ♦
teach one's grandmother to suck eggs to presume to teach someone something that he knows already
9 ♦
with egg on one's face
Informal made to look ridiculous
vb tr
10 to dip (food) in beaten egg before cooking
11 (U.S.)
informal to throw eggs at
(C14: from Old Norse egg; related to Old English æg, Old High German ei)