Indian English habitCousin brother / cousin sister
Indian English: a male cousin.
My cousin brother is visiting from Kochi.
Works everywhere: your aunt's or uncle's child, any gender.
My cousin Rohan is visiting from Kochi.
Remember: Clear in India; outside India, 'cousin' alone is enough. Add a name or 'he/she' if you need to show who.
Short lessonIndian English habitsIndian English is a real variety. Some phrases need a switch for international listeners.