(verb) to watch someone carefully, to take care of someone or something
Example Sentences:
Can you keep an eye on my boyfriend while I’m on vacation? I don’t want him to cheat on me.
Carol asked me if I would mind keeping an eye on her houseplants while she was in Cuba.
The nervous babysitter kept an eye on the poorly-behaved children.
(idiom) be quiet, shut up
Example Sentences:
Would you guys please keep it down! I’m trying to sleep!
I had to ask my roommate to keep it down because he was being too noisy.
(idiom) remain cheerful during a difficult period, don’t give up
(verb) keep someone from doing something bad
Example Sentences:
I have to keep my younger brother in line while my parents are on vacation.
I kept my son in line while he was a teenager, but now I can’t stop him from doing bad things anymore.
A: Are you going to be a strict parent?
B: Yeah, I’m planning on keeping my children in line, so they don’t do anything stupid.
(phrasal verb) to discuss or consider something in an informal way
Example Sentences:
A: Are you going to take that new job in marketing?
B: I think I’m going to kick it around for a few days. I’m just not sure.
When thinking about a trip to Cuba, the family kept kicking the plan around until the father made a decision.
I kicked around the proposal for a long time, but decided not to take your offer.
(verb) to waste time by doing unimportant things
Example Sentences:
Instead of getting a job, the college student decided to kill time and just wait for school to start.
A: What did you do before the concert?
B: We just killed time at Starbucks.
A: What are you doing now?
B: I’m just killing time until my job starts.
Media:
(proverb) to accomplish two things at the same time
Example Sentences:
I traveled to New York to try and find a job. While I was there, I met a very handsome guy, who asked me out on a date. He also offered me a job with his company. I really killed two birds with one stone!
I went shopping for shoes, and I also bought a purse! I killed two birds with one stone!
(adjective) difficult
Example Sentence:
Teacher, this homework is so killer. Can’t you make it a bit more easy?
This is a killer assignment.
Mark was scared to go skiing down the hill, because it looked killer.
(adjective) good, great, awesome
Example Sentences:
Pulp Fiction is a killer movie. It’s so great!
My English school is so killer, I love it!
What a killer song!
(phrasal verb) (slang) to behave in a very friendly, flattering, or kind manner to someone higher than you in order to get a benefit
Example Sentences:
Sarah always kisses up to her boss, because she’s trying to get a promotion and a raise.
A: Who’s your professor this semester?
B: Professor Ornstein.
A: Oh, he’s really tough. If you want to get a good mark, you’d better start kissing up to him!
B: How should I do that?
A: Start by telling him he is the best professor you’ve ever had. Then keep going….
William was angry because he didn’t get promoted to manager, even though he had kissed up to the owner of the company for years.
Media:
(verb) stop it
Example Sentence:
Would you kids knock it off, I’m trying to sleep!
Knock it off, already! You’re so noisy!
(verb) to exhaust oneself
Example Sentences:
Coach: Are you okay?
Player: No, Coach. I feel like I’m going to knock myself out if I keep playing.
Coach: Okay, take a rest!
The football player knocked himself out by practicing for 8 hours yesterday.
She really should take a break if she doesn’t want to keep knocking herself out. You can only study so much!
(idiom) go ahead!
Example Sentences:
Sarah told Tommy to knock himself out after Tommy asked her if he could stay at her house for the weekend.
A: I’m having a party tonight.
B: Is it alright if I come?
A: Sure, knock yourself out!
B: Thanks!
Sister: Do you mind if I have a bite of your ice cream?
Sister: Knock yourself out! It’s delicious!
(noun) an extremely attractive woman
Example Sentences:
Jennifer Anniston is a knockout. She is so attractive!
The young men stared as the knockout walked down the street.
Media:
(noun) a person who is annoying because they are intelligent and like to show it
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