notch@mojang.com
V-shaped , cut edges along the margin of Bryophyllum leaf.
A deep notch in the alimentary canal at the junction of the esophagus and the stomach.
notch is the place of ram used to insert into the bump of the memory module or DIMM
It would be easier to draw the answer but I will try with words. Assuming you mean the notches on the top: Keyed locks use what are called tumblers. These are small bars that come down within the...