know backwards and forwards and know forwards and backwards Idiom

bend over backwards

do anything to help, try to please, go the extra mile They'll bend over backwards to find a room for you. They give excellent service.

bend over backwards to do something

try very hard If I can, I will bend over backwards to help you get a promotion in the company.

know backwards

learn very thoroughly完全了解
Every actor ought to know his lines backwards before he goes on stage．每一位演员在登台之前都必须背熟台词。

know sth backwards and forwards

Idiom(s): know something backwards and forwards AND know something forwards and backwards

Theme: KNOWLEDGE

to know something very well; to know a passage of language so well that one could recite it backwards as well as forwards. (Reversible.)
• of course I've memorized my speech. I know it backwards and forwards.
• Todd knows the skeletal structure of the frog backwards and forwards.

fall over backwards

Idiom(s): fall over backwards (to do something) AND bend over backwards (to do sth); lean over backwards (to do sth)

Theme: ASSISTANCE

to do everything possible to please someone. (Informal.)
• The taxi driver fell over backwards to be helpful.
• The teacher bent over backwards to help the students understand.
• The principal said that it was not necessary to bend over backwards.
• You don't have to lean over backwards to get me to help. Just ask.

lean over backwards

know sth forwards and backwards

bend over backwards for someone

do everything possible to help someone: "She bent over backwards for them when they first arrived in the town."

backward and forward|backward|backwards|backwards

adv. phr. To the full extent; in all details; thoroughly; completely. He understood automobile engines backwards and forwards. He knew basketball rules backwards and forwards. I explained matters to him so that he understood backwards and forwards how it was.

have one's head screwed on backwards|have|head|scr

v. phr. To lack common sense; behave in strange and irrational ways. Henry seems to have his head screwed on backwards; he thinks the best time to get a suntan is when it is raining and to sleep with his shoes on.

know (something) backwards and forwards

To be acutely accustomed with a accurate subject, field, or allotment of writing, film, music, etc. I've apprehend this book so abounding times, I apperceive it backwards and forwards. You should ask Samantha about the issue—she knows car engines backwards and forwards.Learn more: and, backward, forwards, know

know (something) forward(s) and backward(s)

To be acutely accustomed with a accurate subject, field, or allotment of media. Primarily heard in US. I've apprehend this book so abounding times, I apperceive it assiduously and backwards. Samantha knows engines advanced and backward, so you should ask her about the agitation you're accepting with your car.Learn more: and, know

know (something) assiduously and backwards

To be acutely accustomed with a accurate subject, field, or allotment of writing, film, music, etc. Primarily heard in US. I've apprehend this book so abounding times, I apperceive it assiduously and backwards. You should ask Samantha about the issue—she knows car engines assiduously and backwards.Learn more: and, backward, forwards, know

know something backwards and assiduously and apperceive something assiduously and backwards

Fig. to apperceive article actual well; to apperceive a access of accent so able-bodied that one could recite it backwards as able-bodied as forwards. Of advance I've memorized my speech. I apperceive it backwards and forwards.Learn more: and, backward, forwards, know

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Dictionary

More Idioms/Phrases

have one's ass in a sling|ass|have|sling have one's cake and eat it too|cake|eat|have have one's ear|ear|have have one's ears on|ear|ears|have have one's fill|fill|have have one's fling|fling|have have one's hand in the till|hand|have|rob|rob the have one's hands full|hand|hands|hands full|have have one's head screwed on backwards|have|head|scr have one's hide|have|hide have one's wits about one|have|wits have oneself|have have qualms about|have|have qualms|qualms have rocks in one's head|have|have rocks|head|rock have someone by the balls|by the balls|have|have b have something going for one|going for one|have have something on|have on know (something) by rote know (something) forward and backward know (something) forward(s) and backward(s) know (something) forwards and backwards know (something) from memory know (something) in (one's) bones know (something) inside and out know (something) is coming know (something) like the back of (one's) hand know (something) like the palm of (one's) hand know (something) off pat know a hawk from a handsaw know a thing or two know a trick or two know ABCs know about know about (someone or something) know all the angles know all the answers know as know as much about (something) as a hog knows about Sunday know as much about (something) as a pig knows about Sunday know as much about as a hog knows about Sunday know at a glance that know at a glance that (something is the case) know backwards and forwards and know forwards and backwards know best know better know better than know by know by (something) know by heart know by name know by sight know chalk from cheese know different know different/otherwise know enough to come in out of the rain know every trick in the book know for a fact know from know from memory know from nothing know from something know full well know how many beans make five know how the sausage gets made know in the biblical sense know inside out know it all know like a book