[verb] [informal]I wish you children would shush (= stop talking or making a noise) and let me read the paper in peace. [I]Don't you shush (= say "sh" or "shush" to) me! I'll make as much noise as I like. [T]
SHUSH
Meaning of SHUSH in English
Cambridge English vocab. Кембриджский английский словарь. 2012