Definitions
1.NounThe period of time that has already happened, in contrast to the present and the future."a book about a time machine that can transport people back into the past"
2.NounThe past tense.
3.AdjectiveHaving already happened; in the past; finished. .mw-parser-output .defdate{font-size:smaller}"past glories"
4.AdjectiveFollowing expressions of time to indicate how long ago something happened; ago.
5.AdjectiveOf a period of time: having just gone by; previous."during the past year"
6.AdjectiveOf a tense, expressing action that has already happened or a previously-existing state."past tense"
7.AdverbIn a direction that passes."I watched him walk past."
8.PrepositionBeyond in place or quantity."the room past mine; count past twenty"
9.PrepositionAny number of minutes after the last hour."What's the time? - It's now quarter past twelve midday (or 12.15pm) -O,K., we'll stop at half (past) twelve"
10.PrepositionNo longer capable of."I'm past caring what he thinks of me."
11.PrepositionHaving recovered or moved on from (a traumatic experience, etc.).
12.PrepositionPassing by, especially without stopping or being delayed."Ignore them, we'll play past them.; Please don't drive past the fruit stand, I want to stop there."
13.Verbsimple past and past participle of pass