|Origin:||somondre, from Latin summonere 'to remind secretly', from sub- 'secretly' + monere 'to warn'|
sum‧mon [transitive] formal
to order someone to come to a place:
Robert summoned the waiter for the bill.
summon somebody to something
The president summoned Taylor to Washington.
summon somebody to do something
He was summoned to attend an emergency meeting.
to officially order someone to come to a court of law:
Hugh was summoned to appear before the magistrate.
3 also summon something up
to try very hard to have enough of something such as courage, energy, or strength, because you need it:
He had to summon the energy to finish the race.
to arrange for a meeting to take place and order people to come to it [= convene]:
He summoned a meeting of business leaders.
summon up somethingphrasal verb
if something summons up a memory, thought, or image, it makes you remember it or think of it [= conjure up]:
The smell summoned up memories of family holidays by the sea.
to try very hard to have enough courage, energy, or strength, because you need it:
Ruth took a deep breath, summoned up her courage, and told him the truth.