Wiktionary
double meaning
n. The situation in which a word or phrase has two different, often opposite, meanings
Usage examples of "double meaning".
He grinned at her efforts, and the unintended double meaning of her word.
There could be a double meaning to his words, but Rachel chose to take them at face value.
The double meaning of the Sumerian TI also raises biblical parallels.
Finally, alerted by the curious sense of the preliminary question (whose function, I saw now, was just that alerting), I was not blind to the double meaning of this last one.
He even stressed the word pleasure the same way, giving it the hint of a double meaning.