Encara no tenim significats per a "border on indecency".
1I did see, and to my mind its size bordered on indecency.
2Passengers, wedged so tightly that it bordered on indecency, in temperatures of over 100F were lost for words.
3Then he found that the openness with which Dove related his past hopes, and the marks of affection Ephie had given him, bordered on indecency.