What Is CPM?
Cost per 1,000 impressions.
Definition
Cost per 1,000 impressions.
What CPM means
Cost per 1,000 impressions.
Why it matters
CPM reflects auction competition and audience cost. Rising CPMs increase cost per result.
Practical tip
Compare CPM by placement and season (costs often rise around big sales and holidays).
Learn more
Related terms
All Meta Ads Glossary: 21 Terms & Jargon Explained →What Is Creative Diversification?Running genuinely different concepts so Andromeda can match ads to more people.What Is Creative Fatigue?Falling results as the same people see an ad too often.What Is Custom Audience?An audience built from your own data: site visitors, customers, engagers.What Is Event Match Quality (EMQ)?Score showing how well your event data matches Meta users.What Is Frequency?Average number of times each person saw your ad.What Is GEM?Meta's Generative Ads Recommendation Model that predicts how likely someone is to engage with…