one's ass off

Definition of one's ass off

chiefly US, informal

  1. :  very hard This comedian will make you laugh your ass off. The people in the back were working their asses off.

Word by Word Definitions

  1. :  any of several hardy gregarious (see gregarious 1a) African or Asian perissodactyl mammals (genus Equus) smaller than the horse and having long ears

    :  an African mammal (E. asinus) that is the ancestor of the donkey

    :  a stupid, obstinate, or perverse person

  1. :  buttocks

    :  anus

  1. : used as a postpositive intensive especially with words of derogatory implication

  1. :  from a place or position

    :  away from land

    :  at a distance in space or time

  1. : used as a function word to indicate physical separation or distance from a position of rest, attachment, or union

    :  to seaward of

    :  from the possession or charge of

  1. :  seaward

    :  right

    :  more removed or distant

  1. :  to go away :  depart

    :  kill, murder

  1. : office; officer; official


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sad or melancholy

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