Longman Dictionary of Contemporary English - screen

~1 n 1 »TELEVISION/COMPUTER« the flat glass part of a television or computer  (This popular show will be back on your screens in the autumn. | on screen (=on a computer screen))  (It's easy to change the text on screen before printing it.) 2 »CINEMA« a) the large white surface that pictures are shown on in a cinema b) films in general  (The play was adapted for the screen.) 3 »MOVABLE WALL« a kind of wall that can be moved around, used to divide one part of a room from another  (The nurse put a screen around my bed.) 4 »HIDE OR PROTECT« C usually singular something or someone that protects or hides someone or something else  (We planted these bushes as a screen, as the shed is so ugly. | It turned out that the used car business was just a screen for his drug-dealing activities.) 5 »DOOR/WINDOW« a wire net put in front of a window or door that allows air into the house but keeps insects out 6 »CHURCH« a decorative wall in some churches 7 »SPORTS« AmE a player or group of players in a game who protect the player who has the ball  (- see also smokescreen, sunscreen) ~2 v 1 »TEST FOR ILLNESS« to do tests on a lot of people to find out whether they have a particular illness  (Because of the higher risks, we try to screen all women over 50. | screen sb for)  (We were all screened for hepatitis.) 2 »HIDE STH« to hide or protect something by putting something in front of it + off  (A large hat screened her face. | Part of the room was screened off as a reception area. | screen sth (off) from)  (The house is screened from the road by a row of trees.) 3 »TEST EMPLOYEES« to examine or test people to make sure that they will be loyal to your company, organization etc  (All applicants are screened for security.) 4 »PROTECT SB« to protect someone who is involved in dishonest or illegal activities  (He had been screening his business partner during the fraud investigation.) 5 »TELEVISION« to show a film or television programme screen sth out phr v 1 to prevent something harmful from entering or passing through  (Sun lotions screen out damaging ultraviolet light.) 2 to decide that someone or something is not suitable for a job, position etc