past

1. past (noun) — sense 1

Definition: The period of time that has already happened, in contrast to the present and the future.

Example: a book about a time machine that can transport people back into the past

2. past (noun) — sense 2

Definition: The past tense.

3. past (adj) — sense 3

Definition: Having already happened; in the past; finished.

Example: past glories

4. past (adj) — sense 4

Definition: Following expressions of time to indicate how long ago something happened; ago.

Example: That had been, what, three years past?

5. past (adj) — sense 5

Definition: Of a period of time: having just gone by; previous.

Example: during the past year

6. past (adv) — sense 6

Definition: In a direction that passes.

Example: I watched him walk past.

7. past (prep) — sense 7

Definition: Beyond in place or quantity.

Example: the room past mine

8. past (prep) — sense 8

Definition: Any number of minutes after the last hour.

Example: What's the time? - It's now quarter past twelve midday (or 12.15pm) -O,K., we'll stop at half (past) twelve

9. past (prep) — sense 9

Definition: No longer capable of.

Example: I'm past caring what he thinks of me.