Stepdadnoun
(informal) A stepfather.
Stepfathernoun
The husband of one's biological mother, other than one's biological father, especially following the divorce or death of the father.
Stepfathernoun
The husband of one's mother by a subsequent marriage.
Stepfathernoun
the husband of your mother by a subsequent marriage
Stepfather
A stepfather or stepdad is a non-biological male parent married to one's preexisting parent. A stepfather-in-law is a stepfather of one's spouse.