1. v-tach - Noun
2. v-tach - Verb
v-tach (usually uncountable, plural v-tachs)
(medicine) Ventricular tachycardia.
v-tach (third-person singular simple present v-tachs, present participle v-taching, simple past and past participle v-tached)
(medicine) To undergo ventricular tachycardia.