1.A person of any age with a large amount of knowledge and experience pertaining to working in fast food resturants making fries and the sort. 2. A person who is dedicated to the making of french fries for a fast food resturant usually having a large array of hair nets and name tags.
Fryologist : I know that you are new to working here, but your fries need more salt
Yourself: That dude is such a fryologist. he has been working here far too long.