Definition of do (someone) a power of goodBritish, informal + old-fashioned
- I think spending a day outside in the sunshine would do (you) a power of good.
: some person : somebody
: ability to act or produce an effect
: ability to get extra-base hits
: capacity for being acted upon or undergoing an effect
: to supply with power and especially motive power
: to give impetus to
: to move about by means of motive power
: operated mechanically or electrically rather than manually
: of, relating to, or utilizing strength
: of, relating to, or being a meal at which influential people discuss business or politics
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