[Unix] To spawn an interactive subshell from within a program (e.g. a mailer or editor). "Bang foo runs foo in a subshell, while bang alone shells out." [Jargon File] (1995-05-11)

In addition suitable contents:
[ = ] [ ai ] [ al ] [ am ] [ an ] [ ar ] [ arc ] [ arg ] [ aw ] [ B ] [ b ] [ ba ] [ bang ] [ bs ] [ ch ] [ du ] [ ed ] [ er ] [ era ] [ fi ] [ file ] [ fo ] [ fr ] [ gr ] [ h ] [ hr ] [ id ] [ il ] [ in ] [ int ] [ interactive ] [ it ] [ J ] [ Jargon File ] [ Lex ] [ ls ] [ ma ] [ mail ] [ mo ] [ mod ] [ module ] [ na ] [ ne ] [ ng ] [ ni ] [ ns ] [ om ] [ pa ] [ ph ] [ pr ] [ program ] [ query ] [ rc ] [ re ] [ ro ] [ ru ] [ run ] [ se ] [ sh ] [ shell ] [ spawn ] [ su ] [ T ] [ th ] [ to ] [ ve ] [ while ]