He gave us a toothless grin.toothlesstooth‧less /ˈtuːθləs/ adjective 
a toothless old womana toothless smile/grin He gave us a toothless grin.2an organization that is toothless has no power to make people obey its rules: Does the agency have the power to prosecute companies, or is it a toothless organization?
EXAMPLES FROM OTHER DICTIONARIES
- a toothless old man
- Congress has passed several toothless gun control laws.
- An elderly and toothless woman lived in a shamble of newspapers and produce cartons on top of the stairs in the hall.
- His grandmother watched, her toothless mouth agape.
- However they would have been commonly toothless, since false teeth were a luxury until the nineteenth-century.
- She gave the poor creature a kick, then smiled at me with toothless gums.
- Then I saw her toothless gums.
- Thereupon a cackling, toothless old maidservant set aside the tray she was carrying and hobbled across to confront him.
- Whenever Paul spoke, it was almost like the story of the toothless man able to eat rare steak.
- William F.. Weld last year, have put some bite into a previously toothless requirement.
COLLOCATIONS FROM THE ENTRY He gave us a toothless grin.
1someone who is toothless has no teeth: He gave us a toothless grin. a toothless old womana toothless smile/grin He gave us a toothless grin.2an organization that is toothless has no power to make people obey its rules: Does the agency have the power to prosecute companies, or is it a toothless organization?