noun
small force; small number of people
Refers to a small group of people, often in a military or competitive context, but also used generally for any small contingent.
小勢で大軍に立ち向かうのは無謀だ。
It's reckless to confront a large army with a small force.
小勢ながらも、彼らはよく戦った。
Though they were few in number, they fought well.