1. hole; opening; orifice; perforation
反対側に空気の通り穴を作る。Make an air passage hole on the opposite side.
2. pit; hollow; cavity; hole (e.g. in the ground)
その前に穴の底にある黒い岩を確認する。Before that, check the black rock at the bottom of the hole.
3. burrow; den; lair; holt; hole
4. deficit; shortage; (financial) hole; loss
5. gap (left by a missing employee, team member, etc.); vacancy; opening
6. flaw; fault; defect; weak point; hole (in a theory, plan, etc.); loophole
だからこそ、この計画に穴はないはずだった。That is precisely why there should have been no flaws in this plan.
7. good place not many people know about; well-kept secret
8. upset victory (with a large payoff); long shot; dark horse
9. (partitioned) box (type of floor seating in a traditional Japanese theatre)
theatre jargon
10. hiding place; hideout