Idioms
Have one's heart in one's boots
to be deeply depressed
Have one's heart in one's mouth
feeling extremely nervous
Have something on the brain
to be obsessed with something
❝ He has cars on the brain ❞
Heart missed a beat
very excited
Heart to heart
(of a conversation) talk honestly about feelings
❝ We had a heart-to-heart over a bottle of wine ❞
High and dry
in a difficult situation
High and low
everywhere
❝ I searched high and low for my keys ❞
High on the hog
to indicate that something is luxurios or someone is affluent
Hit the ground running
to be ready to work immediately on a new activity
Hold water
seems logical
❝ Your argument just does not hold water ❞
Hue and cry
expression of anger
Hunky dory
fine; going well
In a flutter
in a excited state
In a tight corner
in a difficult situation
In black and white
in written
❝ The Principal told me get the application in black and white ❞
In Dutch
in trouble
In eclipse
less successful
In poor taste
not suitable or offensive
In the doldrums
unsuccessful or showing no activity or development
❝ The economy is in the doldrums ❞
In the heat of the moment
overwhelmed by what is happening at the moment