deep

deep1 [ dip ] adjective ***

▸ 1 going long way down

▸ 2 feeling/emotion: strong

▸ 3 sound: low

▸ 4 color: dark and strong

▸ 5 sleep: hard to wake from

▸ 6 breathing a lot of air

▸ 7 with complicated ideas

▸ + PHRASES

1. ) going a long way down from the top or the surface:

The river is pretty deep here.

an area of high hills and deep valleys

a ) used for saying or asking the distance from the top or surface of something:

How deep is the snow?

2 meters deep/6 feet deep etc.: The pond needs to be at least ten feet deep.

b ) going a long way into something:

He had a deep cut on his forehead.

deep inside: By this time we were deep inside enemy territory.

deep in: a small cabin deep in the woods

c ) going a long way back from the front of something:

The shelves need to be a little deeper than that.

2. ) a deep feeling or emotion is very strong:

I do feel a very deep sympathy for them all.

a feeling of deep gratitude

3. ) a deep sound is low:

I recognized George's deep voice on the other end of the phone.

a deep roaring sound

4. ) a deep color is dark and strong:

a beautiful deep red

5. ) a deep sleep is one that you do not wake up easily from:

She fell into a deep sleep.

6. ) breathing a lot of air into or out of your body:

Take a few deep breaths to calm yourself down.

He looked at Rosie and gave a deep sigh.

7. ) someone who is deep has very serious thoughts, ideas, or feelings

a ) something that is deep involves very serious thoughts, ideas, or feelings:

We had a very deep discussion about love and death.

deep in something

completely involved in doing something, especially so you do not notice things happening around you:

deep in conversation: Her husband seemed deep in conversation with Mrs. Beeley.

deep in thought: He was deep in thought, oblivious to all the noise around him.

deep in debt

owing a lot of money:

How did you manage to get so deep in debt?

go off at the deep end INFORMAL

to unexpectedly become very angry, especially without a good reason

in deep shit IMPOLITE

in a very difficult situation

in deep trouble

in a very difficult situation

in/into deep water

in a difficult or serious situation:

I was beginning to feel that I was getting into deep water.

thrown in at the deep end

made to deal with something difficult without being prepared for it

deep

deep 2 [ dip ] adverb ***

1. ) a long way down from the top or the surface:

men who work deep under the ground

deep below the ocean's surface

a ) a long way into something:

They continued deep into the forest.

2. ) if people or things are two deep, three deep, etc., there are two, three, etc. rows of them behind or on top of each other:

People were standing three deep at the side of the road to watch the parade.

deep down

1. ) if you know or feel something deep down, you do know or feel it, although you try to pretend that you do not:

Deep down I knew that Caroline was right.

2. ) if you have a particular quality deep down, you have that quality, although you try to keep it hidden from other people:

Deep down he's really a very thoughtful person.

deep in/into the night

at or until a time that is very late at night

run/go deep

if a feeling runs or goes deep, it is very strong and difficult to change