1

in and out

adverb

Definition of in and out

  1. 1 :  alternately in and out he's been in and out all day

  2. 2 :  to the last detail :  exhaustively thoroughly understands his business in and out knew each other in and out — Virginia Woolf

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2

in and out

noun

Definition of in and out

  1. :  an obstacle found in fox hunting and steeplechasing consisting of two fences in close proximity but impossible to clear in the same jump

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