1. underglow - Noun
2. underglow - Verb
underglow (third-person singular simple present underglows, present participle underglowing, simple past and past participle underglowed)
To beam or radiate too little light; to glow insufficiently.
underglow (plural underglows)
A glow underneath.
What’s more, if you were to get the $79 (£79, AU$139) Cynosa Chroma Pro, the keyboard comes with even more customizable underglow lighting). Source: Internet
You mean I can't add a triplestacked spoiler with neon pink underglow? Source: Internet