ballpark
/ˈbɔlˌpɑrk/
noun
A baseball stadium or field.
‘It’s the biggest ballpark in baseball right now,’ Gonzalez moaned.
adjective
(of prices or costs) approximate; rough.
general,non-specific,unspecific,unfocused,rough,approximate,overall,sweeping,basic,loose,indefinite,vague,hazy,fuzzy,woolly