(Or "pumping mud") (Applied Data Research) Crashed or wedged.Usually said of a machine that provides some service to a network, such as a file server.This Dallas regionalism derives from the East Texas oilfield lament, "Shut ' er down, Ma, she' s a-suckin'mud".Often used as a query. "We are going to reconfigure the network, are you ready to suck mud?"[Jargon File](1994-12-15)