take (someone) unawares

:  to get into one's hands or into one's possession, power, or control: such as

:  to seize or capture physically

:  to get possession of (fish or game) by killing or capturing

:  a distinct or personal point of view, outlook, or assessment

:  a distinct treatment or variation

:  an act or the action of taking: such as

:  some person :  somebody

:  without design, attention, preparation, or premeditation

:  without warning :  suddenly, unexpectedly