noun1.thehighestpointorpart,asofahill,aline oftravel,oranyobject; top;apex.
2.thehighestpointofattainmentoraspiration:thesummitofone'sambition.
3.thehigheststateordegree.
4.thehighestlevelofdiplomaticorothergovernmentalofficials:ameetingatthesummit.
5.summit meeting.
Photo: A small cabin in the Himalaya at night
Photo: A small cabin in the Himalaya at night