missing /ˈmɪsɪŋ/adjective 3noun 1forms 1phrases 1 adjective3 •lost, so that no one knows where it ismy missing socks •Not present when it (they) should be.Joe went missing last year. He had all teeth missing when he was finally found.We've got some flatware missing - There seem to be some cooking utensils missing too! •Of an internal combustion engine: running roughly due to an occasional lack of a spark or other irregular fault. noun1 •A value that is missing.The treatment of missings is a problem in statistical software. — 1997 formsmissings Phrases with missing missing stairA member of a community who is widely but privately known within that community for abusiveness or other harmful behavior that has not been addressed.