definition of
shut up

[1] #1 shut up v. refuse to talk or stop talking; fall silent; "The children shut up when their father approached". wn

[2] #2 shut up s. closely confined. wn

[3] #3 shut up v. place in a place where something cannot be removed or someone cannot escape; "The parents locked her daughter up for the weekend"; "She locked her jewels in the safe". wn

[4] #4 shut up v. cause to be quiet or not talk; "Please silence the children in the church!". wn