ribaldry

noun

1. 猥亵诙谐的言语（或行为）
   language or behaviour that refers to sex in a rude but humorous way

1. He was roused to laughter by her ribaldry.
   她说的下流笑话惹得他大笑不止。
2. Brezhnev is said to have tolerated such ribaldry in the belief that it showed he was liked.
   据说勃列日涅夫对这类粗鄙的笑话颇为容忍，因为他认为这说明人们喜欢他。

noun

1. behavior or language bordering on indelicacy

   Synonym:    gaminessracinessspiciness

2. ribald humor