A handful of people or things is a small number of them.
例句
He surveyed the handful of customers at the bar...他打量著吧臺那邊零星的幾個顧客。One spring morning a handful of potential investors assembled in Quincy.春天的一個早上，幾位有望投資者聚集在昆西。
N-COUNT
一把
A handful of something is the amount of it that you can hold in your hand.
例句
She scooped up a handful of sand and let it trickle through her fingers.她抓起一把沙子，讓它從指縫里一點點漏下來。
N-SING
難管的人（尤指孩子）
If you say that someone, especially a child, is a handful, you mean that they are difficult to control.