handful

From Wiktionary

Noun[change]

Singular
handful

Plural
handfuls

A handful of blackberries
  1. (countable) A handful of something is the amount of it you can hold in the palm of one hand.
  2. (idiomatic) If a person or a group of people are called a handful, it means they're demanding and difficult to watch over.
    "Those rowdy kids are a handful!"