Related Clues:
- Dark, thick, sticky liquid
- Mariner, old salt
- Thick, dark, sticky liquid
- Slang sailor or road surfacing material
- Sticky road material or informal sailor
- Sticky stuff for a kind of sailor
- Black substance, used on roads
- Road surfacing or old sailor
- It's used in road construction
- 'Thick, dark, sticky liquid (3)'
- Jack ..., British sailor
- One would be all at sea to put an end to 23 across
- This might have Paul in under this for protection
- Will this get a black mark?
- Would this get a black mark?