expression, ichidan verb
manageable; able to handle
Almost always used in the negative form 手に負えない (unmanageable, out of control). The affirmative form is rare and usually appears in conditional or potential contexts.
See also: 手に負えない
この問題は私の手に負えない。
This problem is beyond my ability to handle.
彼の行動
His behavior is no longer manageable.