a bit of sth
fixed phr.. B1 Intermediate Oxford
fixed phr.. a small amount of something. You use this to make a statement sound less strong or more polite.
fixed phr.. a small or indefinite quantity
I have a bit of time before my next meeting.
The soup needs a bit of salt to bring out the flavor of the vegetables.
The project requires a bit of patience and a significant amount of attention to detail if we want to succeed.
Usage
Used with uncountable nouns; functions as a pragmatic hedge to soften the force of an utterance.
Teaching tip
teach this as a 'softener' or hedge; saying 'I have a bit of a problem' sounds much more natural and less aggressive than 'I have a problem'.
Pitfall
I have a bit of books.I have a few books.'a bit of' is only used with uncountable nouns, while 'a few' is used with plural countable nouns.