hush up
v 1: cover up a misdemeanor, fault, or error; "Let's not
whitewash the crimes of Stalin"; "She tried to gloss
over her mistakes" [syn: whitewash, gloss over, sleek
over]
2: cause to be quiet or not talk; "Please silence the children
in the church!" [syn: hush, quieten, silence, still,
shut up] [ant: louden]