say it: MAHYND-luh-slee
mindlessly is an adverb meaning "without intellectual involvement". It carries 2 recorded senses.
without intellectual involvement
“all day long, he mindlessly filled out forms”
in an unreasonably senseless manner
“these temples were mindlessly destroyed by the Red Guards”
Definitions, synonyms and semantic relations for mindlessly come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.