eat away at

Idioms  

1. Destroy gradually, erode; also, worry one constantly. For example, The sea has been eating away at the outer banks for years, or The fact that he failed the test is eating away at him. [Early 1800s]

---

Example Sentences

Shares in the London Stock Exchange Group have fallen as much as 20% this year as investors fear that companies like Anthropic, the AI group, will eat away at its data and analytics business.

From MarketWatch

Investors are assessing whether AI could eat away at the broker industry’s lucrative advisory fees and commissions while virtually eliminating niche businesses such as appraisal.

From The Wall Street Journal

Another trend instilling fear in the market: rising memory prices, which are expected to eat away at Fortinet’s profits.

From Barron's

And high-quality, low-cost AI chips from a start-up could eat away at Nvidia’s market share and margin.

From Barron's

Fuel cells could eventually eat away at natural gas turbine sales.

From Barron's