hours / ours are similar-sounding terms with different meanings (referred to as homophones). To better understand the differences, see below for definitions, pronunciation guides, and example sentences using each term. 👇
hours: (noun) a period of time assigned for work. (noun) an indefinite period of time.
ours: NA
hours: AW·er·z
ours: AW·er·z
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)