Wiktionary
det. An indefinite and somewhat large number; more than a few; a fair number of.
Usage examples of "quite a few".
On the way in he had observed quite a few soldiers and a sizable number of couriers.
There were the things his mother rambled on about sometimes, about how everything was being ruined and would never be the same again, like the beach house her family had owned when she was little, the one that got washed away with the rest of the beaches and quite a few of the eastern coastal cities when the sea-level rose so quickly, and then there was that huge tidal wave, from the Canary Islands volcano.
A face that would have been considered intelligent on quite a few civilized planets peered over the edge of the skimmer.
It's completely supported by the families, and quite a few of us are stretched to the limit.
We found that once we'd had our heads together for awhile we'd come up with quite a few goods ones, not the least remarkable of which was a strategy for cleaning my apartment.
I've talked to quite a few Rombili, and they're not much different from us.