frosting

noun

frost·​ing ˈfrȯ-stiŋ 

1

a

: icing

b

: trimming, ornamentation

2

: lusterless finish of metal or glass : mat

also : a white finish produced on glass (as by etching)

3

: the lightening (as by chemicals) of small strands of hair throughout the entire head to produce a two-tone effect compare streaking

Examples of frosting in a Sentence

We put frosting on the cupcakes.

Recent Examples on the Web

While the cupcakes are baking, begin to make the frosting. —Claudia Alarcón, Forbes.com, 30 June 2025

These treats are made with vanilla cookies and a marshmallow center, but the frosting is a tart-and-sweet Key lime flavor that is surprisingly zesty and bright. —Kimberly Holland, Southern Living, 23 Apr. 2025

For a beautifully smooth frosting, make sure not to over whip. —Kimberly Holland, Southern Living, 23 June 2025

The chocolate frosting adds even more flavor that bursts on each bite. —Joseph Hernandez, Kansas City Star, 21 June 2025

Word History

First Known Use

1750, in the meaning defined at sense 1a

Rhymes for frosting

• costing
• defrosting
• exhausting

Kids Definition

frosting

noun

frost·​ing ˈfrȯ-stiŋ 

1

: icing entry 1 sense 1

2

: a dull finish on metal or glass