Noun
1. a conspicuous disparity or difference as between two figures;
"gap between income and outgo""the spread between lending and borrowing costs"2. an open or empty space in or between things;
"there was a small opening between the trees""the explosion made a gap in the wall"3. a narrow opening;
"he opened the window a crack"4. a pass between mountain peaks
5. an act of delaying or interrupting the continuity;
"it was presented without commercial breaks"