(a) bit
Use
A bit is often used as an adverb with the same meaning as a little (see here).
- She’s a bit old to play with dolls, isn’t she?
- Can you drive a bit slower?
- Wait a bit.
Note that when a bit and a little are used with non-comparative adjectives, the meaning is usually negative or critical.
- a bit tired
- a bit expensive
- a little (too) old
- (but not
a bit kind, a little interesting)
a bit of a
A bit of a can be used before some nouns in an informal style. The meaning is similar to rather a (see here).
- He’s a bit of a fool, if you ask me.
- I’ve got a bit of a problem.
not a bit
The informal expression not a bit means ‘not at all’.
- I’m not a bit tired.
- ‘Do you mind if I put some music on?’ ‘Not a bit.’
note
For a bit with comparative adjectives and adverbs, (see here).