ome ‧ lette BrE AmE ( also omelet American English ) /ˈɒmlət, ˈɒmlɪt $ ˈɑːm-/ noun [countable]
[ Date: 1600-1700 ; Language: French ; Origin: omelette , from Latin lamella 'thin plate' ]
1 . eggs mixed together and cooked in hot fat, sometimes with other foods added:
a cheese omelette
2 . you can’t make an omelette without breaking eggs used to say that it is impossible to achieve anything important without causing a few problems