NeoDict for iPhone.

Available free in the App Store

View
NeoDict for Android.

Available free in the Play Store

View
English Dictionary
▪ dead hand of the past▪ dead heat▪ dead letter▪ dead load▪ dead march
◊ dead letter
dead letter
n 1: the state of something that has outlived its relevance [syn:
{non-issue}]
2: a letter that can neither be delivered nor returned