against time - definition and synonyms

  1. if you do something against time, you have to do it quickly because you are not sure that you will have enough time to do it

    They’ll be working against time to get it finished.

    a race against time (=a situation in which you do not have enough time to do something):

    All these high-profile building projects turn into a race against time.

     Synonyms and related words
See also main entry: time