knee

knee1 [ ni ] noun count ***

1. ) the part in the middle of your leg, where it bends:

Bend your knees when you pick up heavy objects.

We were up to our knees in mud.

She wore a black dress reaching to just above the knee.

Her knees buckled and she fell to the floor.

Shirley sat in the corner, hugging her knees.

a serious knee injury

full/drop etc. to your knees (=put your knees on the ground): He dropped to his knees and started praying.

a ) the part of a pants leg that covers your knee:

His jeans had holes in both knees.

2. ) the upper part of your legs when you are sitting down, where you can hold a child or object: LAP

bring someone to their knees

to almost defeat someone, or make them extremely weak:

The marathon brought quite a few runners to their knees.

The strike nearly brought the government to its knees.

your knees knock

used for saying that you feel very nervous or frightened:

I stood up to speak, my knees knocking.

on bended knee

with one knee or both knees on the ground:

He asked her on bended knee to marry him.

on your knees

1. ) with your knees on the ground:

I was on my hands and knees looking under the bed.

2. ) used for emphasizing that you are very sorry:

He should be on his knees begging for forgiveness.

3. ) used for emphasizing that you want someone to help you:

Do I have to go down on my knees and beg?

4. ) extremely weak after a very difficult period:

The economy was on its knees.

knee

knee 2 [ ni ] verb transitive

to hurt someone by hitting them with your knee:

She kneed him in the groin.