a sight more

a (damn) sight more (something)

Quite a lot more of something (than someone or something). "Damn" is used to emphasize this large amount. We'll need a sight more staff working this weekend if we want to deal with the dinner rush. Excuse me, I have a damn sight more experience than you do in this matter.
See also: more, sight

a sight more — (or a sight — than or a sight too —)

someone or something has a great deal or too much of a particular specified quality. informal
1994 New Scientist Some did bottle experiments in the lab, under tightly controlled conditions but usually involving just two species; real life is a sight more complicated than that.
See also: more, sight