able to produce great physical force
great in degree or effort
having much control and influence
"the most powerful government in western Europe"
"his powerful arms"
"a powerful bomb"
"the horse's powerful kick"
"powerful drugs"
"a powerful argument"
"a knock-down blow"
"a hefty athlete"
"a muscular boxer"
"powerful arms"
"herculean exertions"
"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"