Antonym: fore, forth, front. Similar words: back up, back on, back of, cut back, back away, hold back, set back, pay back. Meaning: [bæk] 
n. 1. the posterior part of a human (or animal) body from the neck to the end of the spine 2. the side that goes last or is not normally seen 3. the part of something that is furthest from the normal viewer 4. (football) a person who plays in the backfield 5. the series of vertebrae forming the axis of the skeleton and protecting the spinal cord 6. the protective covering on the front, back, and spine of a book 7. the part of a garment that covers the back of your body 8. a support that you can lean against while sitting 9. the position of a player on a football team who is stationed behind the line of scrimmage. v. 1. be behind; approve of 2. travel backward 3. give support or one's approval to 4. cause to travel backward 5. support financial backing for 6. be in back of 7. place a bet on 8. shift to a counterclockwise direction 9. establish as valid or genuine 10. strengthen by providing with a back or backing. adj. 1. related to or located at the back 2. located at or near the back of an animal 3. of an earlier date. adv. 1. in or to or toward a former location 2. at or to or toward the back or rear 3. in or to or toward an original condition 4. in or to or toward a past time 5. in answer 6. in repayment or retaliation.
n. 1. the posterior part of a human (or animal) body from the neck to the end of the spine 2. the side that goes last or is not normally seen 3. the part of something that is furthest from the normal viewer 4. (football) a person who plays in the backfield 5. the series of vertebrae forming the axis of the skeleton and protecting the spinal cord 6. the protective covering on the front, back, and spine of a book 7. the part of a garment that covers the back of your body 8. a support that you can lean against while sitting 9. the position of a player on a football team who is stationed behind the line of scrimmage. v. 1. be behind; approve of 2. travel backward 3. give support or one's approval to 4. cause to travel backward 5. support financial backing for 6. be in back of 7. place a bet on 8. shift to a counterclockwise direction 9. establish as valid or genuine 10. strengthen by providing with a back or backing. adj. 1. related to or located at the back 2. located at or near the back of an animal 3. of an earlier date. adv. 1. in or to or toward a former location 2. at or to or toward the back or rear 3. in or to or toward an original condition 4. in or to or toward a past time 5. in answer 6. in repayment or retaliation. 
Random good picture Not show
(61) l love you to the moon and back.
(62) David built us a shed in the back yard.
(63) Must leave, invites, forever leaves comes back again.
(64) He went next door to get his ball back.
(65) He hurt his back playing squash.
(66) Go back to the past, can return.
(67) I took a taxi back home.
(68) Please mister, can I have my ball back?
(69) The pain in my back was excruciating.
(70) The tourists went back to their respective countries.
(71) It was good to be back on land.
(72) Don't talk back to your grandpa.
(73) I will be back in a day or two.
(74) I usually sleep on my back.
(75) Someone bashed him on the back of his head.
(76) Thank you for calling me back.
(77) He'll be back in an hour.
(78) I pulled my back playing squash.
(79) My back is really hurting me today.
(80) Put the chair back where it belongs.
(81) I looked at her and she glared furiously back.sentencedict .com
(82) I'm a slow walker, but I never walk back.
(83) Wilhelm realized that he was on Tamkin's back.
(84) He needed surgery to cure a troublesome back injury.
(85) He carried back the book to the shelf.
(86) She'd ring around and get back to me.
(87) Let's go back to camp - it's getting dark.
(88) The bus had to back up and turn around.
(89) A slow learner can keep back the whole class.
(90) His mind kept flashing back to the previous night.
More similar words: back up, back on, back of, cut back, back away, hold back, set back, pay back, call back, keep back, go back to, draw back, look back, give back, go back on, backyard, feedback, bring back, fall back on, background, double back, back and forth, date back to, quarterback, tobacco, bacteria, sack, rack, pack, track.