knock out. We actually have 8 pretty common uses for knock out today and we

give examples for all of them. So let's look at the first one. The first meaning

is to exhaust or to tire out and when we use this one usually we will use a noun

or pronoun. You know, with it. So here's the first example that we're using. That

long hike really knocked the kids out. So it really tired them out. So maybe when

they came home that night, they slept very easily. Because this long hike

knocked them out. Or we have a second example for this one. One side effect of

this medicine is that it really knocks me out. If you have ever taken any medicine

and you get really tired as a side effect from the medicine, you could say

the medicine knocked you out. It's one side effect of the medicine. All right.

Here's the second one. To tell someone to go ahead or feel free to do something.

All right now here we only got one example, but we have a/b part. So A

says, Do you mind if I have a piece of cake ? And B says knock yourself out.

Have as much as you like. Enjoy yourself. So we often tell somebody to knock

yourself out doing something. So especially if somebody asks your

permission to do it. And you say "Yeah, feel free like be at home. Knock yourself

out. Have as much fun as you want. " Maybe someone will say can I play that video game ? Sure

knock yourself out. Have fun. Okay. Let's look at number 3 here. To make someone

unconscious. Okay. So the first example we have here is the champion boxer knocked

out his challenger. So this is like in a real boxing match. You can literally get

knocked out. Get hit and become unconscious. All right. The second one here

is I prefer they knock me out for the operation I don't want to be awake

through it. So in this case, you know, they're giving somebody a shot to make

them sleep. To make them become unconscious.

Okay. Good number four here. Basically means to

cause to stop working or operating. All right and the first example we have

for this one is, that storm knocked out the electricity. So it made the electricity

stop working and it'll maybe knock down some telephone wires or something

like that. And the second example we have for this

one is, too many people visited that website at the same time and knocked it

out. Yeah. Like in the sense that we would say like crashed the website. So we say

it knocked out the website. Okay. Number five. Eliminate from a sports competition.

Okay. Good. Yeah their loss knocked them out of the competition. You know, it could

be like you know, especially postseason, championship series. Maybe this lost

knocked them out. Now they're eliminated. That singer got knocked out in the last

round of that singing contest. Yeah. Like American Idol usually every week they

would knock somebody out. So somebody get eliminated every week. Okay. Number six

here. To hit hard and cause something to fall out. Okay. You say when he pushed

over that container , off the table and knocked out all the contents. Everything

that was in the container got knocked out. It got forced out. Okay. Good

number seven here. To complete something or produce something. All right. The first

example we have for this one is I am trying to knock out all the data entries

I have to do before lunch. So you're trying to get them all finished.

Okay and the second one we have for those. The night shift

knocked out 530 vans in eight hours. So they produced 530 vans in just eight

hours. So they knock them out. So this is another way that we use it. And the last

one here. Number eight has this meaning. To thoroughly impress or excite. You know

in some way. So let's look at the first example. The special

effects from that movie knocked me out. Like you were very impressed. I remember

when the first you know, Avatar movie came out. A lot of people said that the

special effects in that movie knocked them out. Okay and the last example we

have. Her performance knocked out the audience. Again they were very impressed.

They were very excited by her performance. That really she really

knocked them out. Okay. Great. I hope you got it. I hope it is clear. I hope you enjoyed it.

Thank you for your time. Bye-bye.