1.an opening into or through something
2.an opening deliberately made in or through something
3.one playing period (from tee to green) on a golf course;
he played 18 holes
4.an unoccupied space
5.a depression hollowed out of solid matter
6.a fault;
he shot holes in my argument
7.informal terms for a difficult situation;
he got into a terrible fix
8.informal terms for the mouth
1.hit the ball into the hole
2.make holes in