n.

1. 喧嚣，嘈杂声[U][S1]
   The children were making such a din that I couldn't study.

   孩子们吵闹得太厉害，使我无法学习。

vi.

1. 发出嘈杂声

vt.

1. 以喧闹声扰（人）
2. 一再叮嘱，反复告诉[（+into）]
   din an idea into one's ears

   絮聒不休地向某人讲一个想法

n.

v.

1. (din something into) instil information into (someone) by constant repetition.
2. make a din.