our, hour

Our or our means belonging to us. Our is the first person plural ( we or us ) possessive ( indicating belonging to)--
Our school is playing their school in football on Friday.
We ran over a parking barrier with our car.

Hour or hour ( sounds just like our ) means 60 minutes--
We get off work in an hour.
The recipe says to bake it for one hour.
He gets paid by the hour.

Now that you know that, you can say--
"Our boss checks on us every hour."

Note--"hourly" means each or every hour--
She phoned the hospital hourly for news.
Note # 2--the plural of "hour" is "hours"--
He said to come back in two hours.
I feel like we've been sitting here for hours.
Not to be confused with "ours", a form of "our"--
This street is ours.
They didn't have an umbrella, so we loaned them ours.
Note # 3--many people pronounce "our" to rhyme with "are", so don't confuse them. Are is a form of "be" used with you, we, and they--
We are going to our aunt's house.
They are coming to our show.
You are our favorite author. It's nice to meet you in person.