As the first of several possible examples; as one example. Manv people do not like certain foods. I for one do not like cabbage. Also used with similar words instead of "one". Several materials can be used to make the box: plywood, for one; masonite, for another; sheet metal, for a third.
FOR ONE
Meaning of FOR ONE in English
American idioms English vocabulary. Английский словарь американских идиом. 2012