Little can be used in the following ways:
as a determiner (followed by a noun): There's little time left. ♦ Little progress has been made.
as a pronoun: They have very little, but what they have, they share. (after 'a'): Yes, I'd like some tea – but just a little. (followed by 'of'): Little of the original building has survived. ♦ Can I take a little of this sugar? (after 'the'): The little I know won't be of much use to you.
as an adverb: I go there very little. ♦ I'm little affected by the cold. (after 'a'): He talked a little about his childhood.
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little - definition of little by Macmillan Dictionary