Definition of "frothy" in English

adjective

1. Foamy or churned to the point of becoming infused with bubbles.

   • I like my milkshakes frothy, not flat like this!

2. (figurative) lightweight; lacking depth or substance

   • songs with frothy lyrics
   • a frothy argument

3. (business) Highly speculative; having high risk and high return.

noun

1. (Australia, slang, chiefly in the plural) A serving of beer.