definition of
summon

[1] #1 summon v. [summons, cite] call in an official matter, such as to attend court. wn

[2] #2 summon v. ask to come; "summon a lawyer". wn

[3] #3 summon v. [muster, rally, come up, muster up] gather or bring together; "muster the courage to do something"; "she rallied her intellect"; "Summon all your courage". wn

[4] #4 summon v. [mobilize, mobilise, marshal] make ready for action or use; "marshal resources". wn