1.
[syn: foul-mouthed, foul-spoken]
The Collaborative International Dictionary of English v.0.48:
Foul-mouthed \Foul"-mouthed`\, a.
Using language scurrilous, opprobrious, obscene, or profane;
abusive; as, noisy foul-mouthed women all shouting at once.
Syn: foul-spoken.
[1913 Webster + WordNet 1.5]
So foul-mouthed a witness never appeared in any
cause. --Addison.
[1913 Webster]
WordNet (r) 3.0 (2006):
foul-mouthed
adj 1: using foul or obscene language; "noisy foul-mouthed women
all shouting at once" [syn: foul-mouthed, foul-
spoken]