#1 leave behind v. depart and not take along; "He left behind all his possessions when he moved to Europe". wn
#2 leave behind v. be survived by after one's death; "He left six children"; "At her death, she left behind her husband and 11 cats". wn
#3 leave behind v. leave unchanged or undisturbed or refrain from taking; "leave it as is"; "leave the young fawn alone"; "leave the flowers that you see in the park behind". wn
vizzz