geddit?

剑桥词典

used at the end of saying something in order to attract attention to a joke that has been made with two meanings of a word
（在说过一个双关语的笑话后，用以提醒听者）明白了吗？听出来了吗？
The new series of plays on Channel Four is called 4-Play. Geddit? “四台新的连续剧叫做 4-Play，明白了么？” 返回 geddit?