lower oneself is a verb meaning "debase oneself morally, act in an undignified, unworthy, or dishonorable way". It carries one recorded sense.
debase oneself morally, act in an undignified, unworthy, or dishonorable way
“I won't stoop to reading other people's mail”
Definitions, synonyms and semantic relations for lower oneself come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.