A person who is a negative influence on others.
Bad Apple
Dishonest or undesirable person
Bad egg
A good guy or a kind person
Good egg
A very studious and intelligent person
Egghead
Someone who watches a lot of TV and doesn't exercise much.
Couch potato
To remain calm under pressure
As cool as a cucumber
A very durable and robust person; a person who is difficult to deal with.
Tough cookie
A very important person. A leader (usually about business)
A big cheese
Be embarassed
Have egg on your face
A very sensitive matter
A hot potato
Worry about something that can't be fixed.
Cry over spilled milk
Not to my liking.
Not my cup of tea
Difficult person or thing to understand.
A hard nut to crack
To risk everything in one person or thing
To put all your eggs in one basket
To be extra nice to someone
To butter someone
To be in a very difficult situation
(To be) in a pickle
