This hand is reaching out and grabbing someone or something. Lets hope the hand isn't attached to some sort of pervert! Maybe the hand is just searching for a high five or something.
Grabby手
arm、fingers、grab、grope、hand、human、pull
臂、手指、抓、摸索、手、人的、拉
資料來源：openclipart ( https://openclipart.org/ )