Definitions

1. adverb

indicating a position inside something

“She put the book in the bag.”

2. preposition

used to indicate the relationship between a place or object and another place or object

“The book fell in the water.”

3. conjunction

used to indicate a relationship between two clauses

“I’ll be there in an hour, or I’ll call you.”

4. adverb

indicating a point in time or a period

“The party starts in an hour.”

5. noun

the interior of something

“The in of the cave was dark.”

6. verb

to put or place something inside something

“Can you put the toy in the box?”