Learner's definition of CENT
: a unit of money that is equal to ¹/₁₀₀ of the basic unit of money in many countries : one percent of a dollar, euro, rupee, etc.
two centsUS, informal
: someone's opinion about something
He's always ready to offer his two cents on any topic, whether he knows anything about it or not.
Can I put/throw in my two cents? [=can I give my opinion?]
If I can, I'd like to offer my two cents' worth. [=my opinion]