overhang

1 :  something that overhangs; also :  the extent of the overhanging

2 :  the part of the bow or stern of a ship that projects over the water above the waterline

3 :  a projection of the roof or upper story of a building beyond the wall of the lower part

4 :  an excess amount of a commodity or security the selling of which often drives down the value of that kind of commodity or security share overhang

:  to stick out or hang over The dismal drizzle caused the overhanging leaves to drip … — Avi, Crispin

:  a part that overhangs the overhang of a roof

:  a portion of a filling that extends beyond the normal contour of a tooth