That is the use of the term technically in the UK yes. You don't have a home. You're staying somewhere or sleeping somewhere but you don't have a home. If you'

That is the use of the term technically in the UK yes. You don't have a home. You're staying somewhere or sleeping somewhere but you don't have a home. If you're sleeping in a homeless shelter, isn't that a place you have to sleep? Are you now not homeless? "Rough sleeper" is the term for sleeping on the streets. That helps a key distinction between people who don't have a place they can rely on and people sleeping under bridges. Both are bad outcomes but require different handling. It's tricky, but it is important to have terms that we can use for lots of technical things.