hole

noun

1. A hollow place or cavity; an excavation; a pit; a dent; a depression; a fissure.
2. An opening that goes all the way through a solid body, a fabric, etc.; a perforation; a rent.
3. A subsurface standard-size hole, also called cup, hitting the ball into which is the object of play. Each hole, of which there are usually eighteen as the standard on a full course, is located on a prepared surface, called the green, of a particular type grass.
4. The part of a game in which a player attempts to hit the ball into one of the holes.
5. The rear portion of the defensive team between the shortstop and the third baseman.
6. A square on the board, with some positional significance, that a player does not, and cannot in the future, control with a friendly pawn.
7. A card (also called a hole card) dealt face down thus unknown to all but its holder; the status in which such a card is.
8. In the game of fives, part of the floor of the court between the step and the pepperbox.
9. An excavation pit or trench.
10. A weakness; a flaw or ambiguity.
11. In semiconductors, a lack of an electron in an occupied band behaving like a positively charged particle.
12. A security vulnerability in software which can be taken advantage of by an exploit.
13. A person's mouth.
14. The anus.
15. The vagina.
16. A woman.
17. Solitary confinement, a high-security prison cell often used as punishment.
18. An undesirable place to live or visit.
19. Difficulty, in particular, debt.
20. A chordless cycle in a graph.