Wordnet 3.0
ADJECTIVE (2)
1.
lacking teeth;
- Example: "most birds are toothless"- Example: "a toothless old crone"2.
lacking necessary force for effectiveness;
- Example: "a toothless piece of legislation"
The Collaborative International Dictionary of English v.0.48:
Toothless \Tooth"less\, a.
Having no teeth. --Cowper.
[1913 Webster]
WordNet (r) 3.0 (2006):
toothless
adj 1: lacking teeth; "most birds are toothless"; "a toothless
old crone" [ant: toothed]
2: lacking necessary force for effectiveness; "a toothless piece
of legislation"