fall off (v.) Old form(s): falne
become estranged, withdraw from allegiance
KJ V.v.11[Messenger to Lewis the Dauphin, of Melun] The English lords / By his persuasion are again fallen off
Tim V.i.57[Poet to Timon] Hearing you were retired, your friends fall'n off
SHAKESPEARE'S WORDS © 2018 DAVID CRYSTAL & BEN CRYSTAL