1ball·park 
/ˈbɑ:lˌpɑɚk/ noun
plural ball·parks /ˈbɑ:lˌpɑɚk/ noun [count] : a park in which baseball games are played : a baseball park or stadium
▪ hit a home run out of the ballpark
▪ hit a home run out of the ballpark
in the ballpark
informal : close to the correct or exact number, price, etc.
▪ My first guess wasn't even in the ballpark. [=it was not close to being correct] ▪ An offer of $5,000 would be in the (right) ballpark for this car. [=this car is worth about $5,000]
▪ My first guess wasn't even in the ballpark. [=it was not close to being correct] ▪ An offer of $5,000 would be in the (right) ballpark for this car. [=this car is worth about $5,000]
