1. die away - Adjective
2. die away - Verb
become less in amount or intensity
Source: WordNetdie-away
The storm abated Source: Internet
The rain let up after a few hours Source: Internet
The fretting hand can be used to change a sounded note, either by fully muting it after it is plucked or picked to shorten its duration or by partially muting it near the bridge to reduce the volume of the note, or make the note die away faster. Source: Internet
Stamp it out - or let it die away? Source: Internet
The rains will die away later on Monday and Tuesday. Source: Internet
This means that it cannot be reinforced and so would die away. Source: Internet