Pick your idiom. But whatever it is, remember you’re starving to death on empty calories.
- All bark and no bite.
- All hat and no cattle.
- All booster, no payload.
- All crown, no filling.
- All foam, no beer.
- All ham, no let. (for you fans of The Bard).
- All hammer, no nail.
- All icing, no cake.
- All lime and salt, no tequila.
- All mouth and no trousers.
- All shot, no powder.
- All sizzle and no steak.
- All wax and no wick.