1bub·ble /ˈbʌbəl/ noun
plural bubbles [count] 1 a : a tiny, round ball of air or gas inside a liquid
▪ They saw air bubbles in the water. ▪ champagne bubbles
b : a small ball of air in a solid substance
▪ There were bubbles in the ice.
c : a very light ball of air inside a thin layer of soap
▪ soap bubbles ▪ The children were blowing bubbles. [=were making soap bubbles by blowing air through a thin layer of soap] 2 : a period when many people invest money in something and cause its value to rise to a level that is much higher than its real value until finally its value drops very suddenly
▪ a stock market bubble ▪ The Internet stock bubble finally burst.
▪ They saw air bubbles in the water. ▪ champagne bubbles
b : a small ball of air in a solid substance
▪ There were bubbles in the ice.
c : a very light ball of air inside a thin layer of soap
▪ soap bubbles ▪ The children were blowing bubbles. [=were making soap bubbles by blowing air through a thin layer of soap]
▪ a stock market bubble ▪ The Internet stock bubble finally burst.
burst someone's bubble
informal : to cause someone to suddenly realize that something is not really good, true, etc.
▪ I'm sorry to burst your bubble, but the job is not really that exciting.
▪ I'm sorry to burst your bubble, but the job is not really that exciting.
