Assertively rude or disrespectful.

आत्म-प्रवृत्त रूप से अशिष्ट या अपमानजनक।

English Usage: His bolshy attitude often led to conflicts with his colleagues.

Hindi Usage: उसकी बोल्शी प्रवृत्ति अक्सर उसके सहकर्मियों के साथ संघर्ष का कारण बनती थी।