summon summon /ˈsʌmən/

verb

1. () Call in an official matter, such as to attend court  ( cite , summons , summon )
   call in an official matter, such as to attend court
     The police officer summoned the suspect to appear in court.
   The police officer summoned the suspect to appear in court.
   
2. () Ask to come  ( summon )
   ask to come
    Summon a lawyer
   summon a lawyer
   
3. Make ready for action or use  ( mobilise [British] , summon , marshal , mobilize )
   make ready for action or use
    Marshal resources
   marshal resources
   
4. Gather or bring together  ( come up , muster up , summon , muster , rally )
   gather or bring together
    Muster the courage to do something
   muster the courage to do something
    She rallied her intellect
   she rallied her intellect
    Summon all your courage
   Summon all your courage
   
5. Cause to become available for use, either literally or figuratively  ( call up , summon )
   cause to become available for use, either literally or figuratively
    Clicking on the icon calls up the program
   clicking on the icon calls up the program
    The author's description of the banquet called up delicious aromas
   the author's description of the banquet called up delicious aromas
    Running into an old friend summoned up memories of her childhood
   running into an old friend summoned up memories of her childhood