frosted tips

noun[plural only]3

1. •
   A hairstyle in which the hair forms spikes, the tips of which are bleached pale blond, forming a contrast to the color of the rest of the hair.

   • Then again, they may then place restrictions on my hair such that I could not get highlights or frosted tips. — 2014
2. •
   White or light coloration at the ends of darker feathers or fur on a bird or mammal.

   • Their gray fur has a reddish tinge with whitish frosted tips, hence the name "hoary." — 2011
3. •
   A type of surgical laser lens that has frosted edges in order to diffuse the radiation profile.

   • The frosted tips were used for dissection of subcutaneous vascular tissue, as they coagulate blood vessels better than the clear tips. — 1993