1

hole

Note: also read めど for this sense

See also: 穴が開く

2

deficit; shortage; missing person (in a team, meeting, etc.)

3

vacancy; opening

4

flaw

5

profitable place (or item, etc.) not well known by others

6

upset victory (with a large payoff)

7

pit (of a theater)

Note: slang

See also: 平土間

8

hiding place

Note: archaism

9

underbelly (of society, etc.)

Note: archaism

1

ass; arse; buttocks

Note: colloquialism

2

rear; end

Note: colloquialism

3

acupuncture point

Note: Only 穴

4

hole; notch

Note: Only 穴