ALL meanings of hard as nails
- adjective hard as nails tough, durable 1
- adjective hard as nails sb: tough, without sympathy 1
- noun hard as nails in tough physical condition 0
- noun hard as nails without sentiment or feelings 0
- noun hard as nails callous, unfeeling, remorseless, etc. 0
- adjective hard as nails (Colloquial) (simile) Very hard; tough. 0