Noun: mistress mis-tris
- A woman master who directs the work of others
"The mistress of the house supervised the servants"
- A woman with whom someone is having a secret romantic or sexual relationship while in a committed relationship with someone else
"He secretly maintained a mistress in a downtown apartment";
- kept woman [informal], bit on the side [Brit, informal]
- A woman schoolteacher (especially one regarded as strict)
"The mistress demanded absolute silence in her classroom";
- schoolmarm [N. Amer], schoolma'am [N. Amer], schoolmistress
Derived forms: mistresses
Type of: adult female, employer, lover, school teacher, schoolie [Austral, informal], schoolteacher, woman
Encyclopedia: Mistress