fat-kidneyed
Being chronically or characteristically late to or absent from planned group social events, especially activities that require a minimum number of participants.
"That fat-kidneyed bastard dropped out of poker night AGAIN?"
"Peace, ye fat-kidney’d rascal! what a brawling dost thou keep!" - Prince Henry, Henry IV Part 1, Act 2 Scene 2
"Peace, ye fat-kidney’d rascal! what a brawling dost thou keep!" - Prince Henry, Henry IV Part 1, Act 2 Scene 2