tenfold /ˈtɛnfoʊld/adjective 2adverb 1verb 1forms 3 adjective2 •Ten times as much or as many.[F]ull of death, and fierce vvith tenfold frost, / The long long night, incumbent o'er their heads, / Falls horrible. — 1749 •Containing ten parts. adverb1 •By ten times as much.I am here [in prison] for committing a crime, yet I see the state officials commit crimes that are ten fold worse and they do it without ramifications. — 1987 verb1 •To increase to ten times as much; to multiply by ten. formstenfolded · tenfolding · tenfolds