1skin 
/ˈskɪn/ noun
plural skins /ˈskɪn/ noun 1 : the natural outer layer of tissue that covers the body of a person or animal [noncount] ▪ I have dry skin. ▪ She has pale/dark/fair skin. ▪ the rough skin of a shark ▪ skin creams/lotions ▪ skin cancer ▪ Choose makeup that matches your skin tone. ▪ The horrible things I saw made my skin crawl/creep. [=made me feel disgusted, afraid, etc.] [count] ▪ These snakes shed their skins once a year. 2 : the skin of an animal that has been removed from the body often with its hair or feathers still attached and that is used to make things (such as clothes) [count] ▪ Native Americans had many uses for animal skins. [noncount] ▪ His boots are made of alligator skin. 3 : the outer covering of a fruit, vegetable, etc. [count] ▪ apple/sausage skins [noncount] ▪ Potato skin is very nutritious.
(a) thick/thin skin
◊If you have (a) thin skin, you are easily upset or offended by the things other people say or do.
▪ He has such a thin skin that he can't even take a little good-natured teasing. If you have (a) thick skin, you are not easily upset or offended by the things other people say and do. ▪ She has pretty thick skin when it comes to criticism. ▪ If you want to perform publicly, you'll need to grow a thicker skin. [=become less sensitive to criticism]
▪ He has such a thin skin that he can't even take a little good-natured teasing. If you have (a) thick skin, you are not easily upset or offended by the things other people say and do. ▪ She has pretty thick skin when it comes to criticism. ▪ If you want to perform publicly, you'll need to grow a thicker skin. [=become less sensitive to criticism]
by the skin of your teeth
informal : only by a small difference in time, space, or amount : just barely
▪ He escaped by the skin of his teeth. [=he just barely escaped] ▪ She only passed the test by the skin of her teeth. [=she almost did not pass the test]
▪ He escaped by the skin of his teeth. [=he just barely escaped] ▪ She only passed the test by the skin of her teeth. [=she almost did not pass the test]
get under your skin
informal 1 : to irritate or upset you
▪ She really gets under my skin. 2 : to affect you emotionally even though you do not want or expect to be affected
▪ I used to hate the city, but after a while it kind of got under my skin. [=I grew to like it] ▪ The actress accepted the role because the character really got under her skin.
▪ She really gets under my skin.
▪ I used to hate the city, but after a while it kind of got under my skin. [=I grew to like it] ▪ The actress accepted the role because the character really got under her skin.
jump out of your skin
informal ◊If you almost/nearly (etc.) jump out of your skin, you are suddenly surprised or frightened very much by something.
▪ I didn't hear her come in, so I nearly jumped out of my skin when she spoke to me.
▪ I didn't hear her come in, so I nearly jumped out of my skin when she spoke to me.
no skin off my nose
informal — used to say that you do not care or do not have a strong opinion about something ▪ Go if you like—it's no skin off my nose.
save someone's skin — see 1save
skin and bones or skin and bone
informal : very thin in a way that is unattractive and unhealthy
▪ After the illness, he was skin and bones. ▪ The starving dog was nothing but skin and bones.
▪ After the illness, he was skin and bones. ▪ The starving dog was nothing but skin and bones.
— skin·less /ˈskɪnləs/ adjective
▪ skinless chicken breast
/ˈskɪnləs/ adjective ▪ skinless chicken breast
