Wiktionary
bat out
vb. 1 (context transitive English) to expel, using bats, paddles or similar things. 2 (context transitive English) to churn out, produce hurriedly 3 (context transitive cooking English) to flatten something (e.g. with a rolling pin) 4 (context cricket English) to continue batting (normally to prevent what would otherwise result in losing a match)
Usage examples of "bat out".
You came haring out of the hotel as if your jeans were on fire and took off like a bat out of hell.