ball·park/`bɔlpɑrk; ˈbɔːlpɑːk/ n 1 [C] AmE a field for playing BASEBALL, with seats for people to watch the game 【美】 〔有看台的〕棒球场 2 a ballpark figure/estimate a number or amount that is not exactly correct but is close enough 大致正确的数字/估计: a ballpark figure of, say, $2 million 大致的数目为二百万美元