quite a lot of sth
fixed phr.. A2 Elementary Oxford
fixed phr.. A large number or amount of something. It is a bit more than just 'a lot'.
fixed phr.. A quantifier phrase indicating a large, indefinite number or amount, with more emphasis than 'a lot of'.
There are quite a lot of people here today.
She has quite a lot of work to do before she can go home.
The investigation uncovered quite a lot of evidence that had been previously overlooked by the original detectives.
Usage
This phrase can be used before both countable and uncountable nouns.
Teaching tip
Explain that 'quite' functions here as an intensifier for the phrase 'a lot of', making the quantity feel larger or more significant.
Pitfall
I have quite lot of homework.I have quite a lot of homework.The article 'a' is a required part of the fixed phrase 'a lot of'.