excl
= E =
exec
EXE /eks'ee/ or /eek'see/ or /E-X-E/ n.
An executable
binary file. Some operating systems (notably MS-DOS, VMS, and
TWENEX) use the extension .EXE to mark such files. This usage is
also occasionally found among Unix programmers even though Unix
executables don't have any required suffix.
--The Jargon File version 4.3.1, ed. ESR, autonoded by rescdsk.