say it: MAHY-tee
mighty is an adjective and adverb meaning "having or showing great strength or force or intensity". It carries 2 recorded senses.
having or showing great strength or force or intensity
“struck a mighty blow”
“the mighty logger Paul Bunyan”
“the pen is mightier than the sword”
(Southern regional intensive) very; to a great degree
“the baby is mighty cute”
“he's mighty tired”
“it is powerful humid”
“that boy is powerful big now”
“they have a right nice place”
“they rejoiced mightily”
intensifier
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for mighty 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.