gomer
/ˈɡəʊmə
/noun US
1 military slang An inept or stupid colleague, especially a trainee.
2 informal (Used by doctors) a troublesome patient, especially an elderly one.
Origin
1960s: origin uncertain; sense 1 perhaps from Gomer Pyle, a US television character portrayed as an ignorant hillbilly; sense 2 perhaps an acronym from get out of my emergency room.