"on-premises" is indeed correct in this context. "premise" is a thought or idea. "premises" is a location, like your servers can be "on-premises". Completely d

"on-premises" is indeed correct in this context. "premise" is a thought or idea. "premises" is a location, like your servers can be "on-premises". Completely different meanings. I hear lots of people these days mistakenly saying "on-premise" during hybrid-cloud conversations and in documentation when they really mean "on-premises". (And yes, looks like I've been down-voted for my first hacker news comment too.)