be missing some of (one's) buttons

(redirected from am missing some of my buttons)

be missing some of (one's) buttons

To be or become mentally deficient, incompetent, or deranged; to become of unsound mind. My poor grandmother is missing some of her buttons after her stroke. I've been so sleep deprived lately that it feels like I'm missing some of my buttons!
See also: button, missing, of