假小子 — meaning in English

English meaning

• tomboy noun A girl who enjoys activities or behaviour typically associated with boys, such as rough play or sports.

Senses

假小子 is used for these senses in English:

• ladette (informal) A young woman who behaves in a laddish manner, namely being boisterous and loud and drinking to excess.
• tomboy A girl who behaves in a typically boyish manner.