(all) skin and bones
1. Extremely thin. I know the merger has been stressful, but have you been eating? Because you're all skin and bones these days.
2. Emaciated. The children in the village were skin and bones by the time foreign aid arrived.
nothing but skin and bones
Extremely thin; emaciated. I know the merger has been stressful, but have you been eating? Because you're nothing but skin and bones these days. The children in the village were nothing but skin and bones by the time foreign aid arrived.
nothing but skin and bones and (all) skin and bones
Fig. very thin or emaciated. Bill has lost so much weight. He's nothing but skin and bones. Look at Bill. He's just skin and bones. That old horse is all skin and bones. I won't ride it.