IDIOMS WITH PARTS OF THE BODY
HAND
To lend a hand
When someone asks us for help or we offer help to others.
To sit on your hands
This usually is used to describe how someone decides to do nothing or is not allowed to do anything.
ARMS AND LEGS
Cost an arm and a leg
We use this phrase when we are surprises or staggered by the cost of something.
EYES
To turn a blind eye
Not to notice something deliberately.
BACK
Get off my back
We use this expression when someone is criticising you or telling what to do all the time.
NECK
Up to one's neck
This is used to represent a time when we have a lot to do or we are in a lot of trouble.
Pain in the neck
A nuisance; an irritating, annoying person.
MOUTH
To be down in the mouth
To be depressed.
TONGUE
To bite one's tongue
To try really hard not to say what you really feel.
SHOULDER
Cold shoulder
To give someone the cold shoulder means to ignore someone.