(~s)
1.
Your ~ is the person who had your job before you.
He maintained that he learned everything he knew from his ~ Kenneth Sisam.
N-COUNT: usu poss N
2.
The ~ of an object or machine is the object or machine that came before it in a sequence or process of development.
The car is some 40mm shorter than its ~.
= forerunner
N-COUNT: usu with poss