tonify in English dictionary tonify Meanings and definitions of "tonify" verb ( Chinese medicine) To increase the available energy of verb ( more generally) To invigorate; to have a restorative effect on. verb ( of muscles) To strengthen; to tone. more Grammar and declension of tonify tonify (third-person singular simple present tonifies, present participle tonifying, simple past and past participle tonified) more Sample sentences with "tonify" Declension Stem Try again Available translations French Spanish Authors