Idioms

crack a smile
to let a smile show on one`s face
Our boss never cracked a smile during the meeting.

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  • crack down on (someone or something)
  • crack of dawn
  • crack open a book
  • crack the whip
  • crack up
  • crackpot
  • cramp one's style
  • crank out (something) or crank (something) out
  • crash and burn
  • crash the gate
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  • inch by inch
  • whole shooting match
  • under cover
  • get a fix on (something)
  • by the nape of the neck
  • lose one's marbles
  • play up to (someone)
  • at face value
  • look high and low for (someone or something)
  • on probation


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    Unit
    Unit : astronomical unit (ua or au)
    Formula : 92955807*mile
    in si : 1.50E+11
    si unit : m
    in cgs : 1.50E+13
    cgs unit : cm
    Category : distance_length.      .. More >>
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