leave alone is a verb meaning "leave unchanged or undisturbed or refrain from taking". It carries one recorded sense.
leave unchanged or undisturbed or refrain from taking
“leave it as is”
“leave the young fawn alone”
“leave the flowers that you see in the park behind”
Definitions, synonyms and semantic relations for leave alone come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.