1shake 
/ˈʃeɪk/ verb
shakes; shook /ˈʃeɪk/ verb /ˈʃʊk/; shak·en /ˈʃeɪkən/; shak·ing 1 a : to move sometimes violently back and forth or up and down with short, quick movements [no obj] ▪ The ground shook during the earthquake. ▪ The house shook as the train rumbled by. [+ obj] ▪ The earthquake shook the ground. ▪ Shake the salad dressing well before using it. ▪ He shook his fist (in the air) and yelled at the driver who cut them off.
b [no obj] : to move or have parts of your body move in short, quick movements and in a way that you are not able to control
▪ His hand shook [=trembled] as he reached for the phone. ▪ He was shaking [=shivering] with cold. ▪ She was shaking with laughter [=laughing very hard] as he told us the story. ▪ I could see that he was shaking with anger/rage. [=he was so angry that he was shaking] ▪ I was so nervous that I was shaking like a leaf. ▪ She was shaking in her boots/shoes [=she was very nervous] as she waited for the doctor. 2 [+ obj] : to free yourself from (someone or something) : to get away from or get rid of (someone or something)
▪ The fugitive couldn't shake the police. ▪ It's hard to shake the feeling that I'm forgetting something. — sometimes + off ▪ He is trying to shake off a cold. 3 [+ obj] : to cause (a belief, feeling, etc.) to become weaker
▪ The news did nothing to shake my belief that things will be okay. ▪ Her confidence was badly shaken by the accident. [=she became much less confident because of the accident] ▪ Nothing could shake his faith in God. 4 [+ obj] : to cause (someone) to feel fear, anxiety, shock, etc.
▪ The whole town was shaken by the news. — see also shake up 1 (below) 5 [+ obj] : to force (something) out of something by shaking
▪ He shook (out) the sand from his sandals. 6 : to grasp (someone's hand) with your hand and move it up and down when you are meeting or saying goodbye to each other or as a sign of friendship or agreement [+ obj] ▪ I shook his hand. = I shook hands with him. = (somewhat old-fashioned) I shook him by the hand. [no obj] ▪ They shook on the deal. = They shook on it. [=they shook hands to show that they agreed] 7 [no obj] of your voice : to produce sound in an unsteady way because you are nervous, angry, sad, etc.
▪ His voice shook as he started his speech. ▪ Her voice shook with rage.
b [no obj] : to move or have parts of your body move in short, quick movements and in a way that you are not able to control
▪ His hand shook [=trembled] as he reached for the phone. ▪ He was shaking [=shivering] with cold. ▪ She was shaking with laughter [=laughing very hard] as he told us the story. ▪ I could see that he was shaking with anger/rage. [=he was so angry that he was shaking] ▪ I was so nervous that I was shaking like a leaf. ▪ She was shaking in her boots/shoes [=she was very nervous] as she waited for the doctor.
▪ The fugitive couldn't shake the police. ▪ It's hard to shake the feeling that I'm forgetting something. — sometimes + off ▪ He is trying to shake off a cold.
▪ The news did nothing to shake my belief that things will be okay. ▪ Her confidence was badly shaken by the accident. [=she became much less confident because of the accident] ▪ Nothing could shake his faith in God.
▪ The whole town was shaken by the news. — see also shake up 1 (below)
▪ He shook (out) the sand from his sandals.
▪ His voice shook as he started his speech. ▪ Her voice shook with rage.
more than you can shake a stick at
chiefly US, informal : more than you can count
▪ She has more cats than you can shake a stick at. [=she has a lot of cats]
▪ She has more cats than you can shake a stick at. [=she has a lot of cats]
shake a leg
informal : to move or go quickly
▪ It's time to shake a leg—we're running late. — often used as a command ▪ “Shake a leg! We're going to be late.”
▪ It's time to shake a leg—we're running late. — often used as a command ▪ “Shake a leg! We're going to be late.”
shake down
[phrasal verb] US, informal 1 shake (someone) down or shake down (someone) : to get money from (someone) by using deception or threats
▪ mobsters shaking down store owners for protection 2 shake (someone or something) down or shake down (someone or something) : to search (someone or something) thoroughly
▪ The police shook the car down looking for illegal drugs.
▪ mobsters shaking down store owners for protection
▪ The police shook the car down looking for illegal drugs.
shake out [phrasal verb] 1 informal : to happen or end in a particular way
▪ We are just going to wait to see how things shake out. [=turn out] 2 shake (something) out or shake out (something) : to shake (something) back and forth or up and down in order to remove dirt, wrinkles, etc., from it
▪ She shook out the clothes as she took them from the dryer. ▪ He shook the rug out.
▪ We are just going to wait to see how things shake out. [=turn out]
▪ She shook out the clothes as she took them from the dryer. ▪ He shook the rug out.
shake up [phrasal verb] 1 shake (someone) up or shake up (someone) : to upset (someone) : to shock or frighten (someone)
▪ The accident shook up both drivers. ▪ She was shaken up when she heard what happened. ▪ The layoffs shook up the whole department. — see also 1shake 4 (above) 2 shake (something) up or shake up (something) : to make many changes in (something, such as a company or organization)
▪ The coach shook things up by hiring new assistants. ▪ The new CEO shook up the company by asking some senior managers to leave. — see also shake-up
▪ The accident shook up both drivers. ▪ She was shaken up when she heard what happened. ▪ The layoffs shook up the whole department. — see also 1shake 4 (above)
▪ The coach shook things up by hiring new assistants. ▪ The new CEO shook up the company by asking some senior managers to leave. — see also shake-up
shake your head
: to turn your head from side to side as a way of answering “no” or of showing disagreement or refusal
▪ When I asked her if she wanted help, she just shook her head.
▪ When I asked her if she wanted help, she just shook her head.
