little bit

noun phrase
  1. A small amount or a tiny quantity of something. noun phrase
    Can you add a little bit of sugar to my tea?
    I only need a little bit of time to finish this task.
  2. A slight or minor degree of something, often used to indicate a small extent or degree. noun phrase
    I'm feeling a little bit tired after the long journey.
    The movie was a little bit boring, but overall it was enjoyable.