Mid-14c., egge, mostly in northern England dialect, from Old Norse egg. This Norse-derived northern word vied in Middle English with native cognates eye, eai, eir, eyren (pl) from Old English æg, until finally displacing the others after c.1500.
"Chicken and the Egg*" - two factors each of which results in the other.
"Have Eggs on the Spit/Eyren" - be very busy.
"Tread on Egg Shells*/Eye" - proceed with great caution.
Somebody of superior intellectual.
A dealer in eggs; an eirmonger.
The calcareous outside covering of an egg.
A device for timing the cooking of eggs.
The albumen of an egg as distinguished from the yolk.
Valiant, brave, fierce warrior. 2. a cruel person.