a long narrow opening | creative activity (writing or pictures or films etc.) of no literary or artistic value other than to stimulate sexual desire |
obscene terms for female genitals | an offensive or indecent word or phrase |
a narrow fissure | any fungus of the order Ustilaginales |
a depression scratched or carved into a surface | destructive diseases of plants (especially cereal grasses) caused by fungi that produce black powdery masses of spores |
| a black colloidal substance consisting wholly or principally of amorphous carbon and used to make pigments and ink |