Definitions for untaughtʌnˈtɔt
Random House Webster's College Dictionary
Ref: pt. and pp. of unteach .
(adj.)not taught; natural.
not instructed or educated; naive; ignorant.
unschooled, untaught, untutored(adj)
lacking in schooling
"untaught people whose verbal skills are grossly deficient"; "an untutored genius"; "uneducated children"