1. Refuse to talk or stop talking; fall silent
   "The children shut up when their father approached"
   - close up, clam up, dummy up, belt up, button up, be quiet, keep mum 
2. Place in a place where something cannot be removed or someone cannot escape
   - lock in, lock away, lock, put away, shut away, lock up 
3. Cause to be quiet or not talk
   - hush, quieten, silence, still, hush up

1. Closely confined
   - pent

Derived forms: shutting up, shuts up, shut up

See also: confined, shut

Type of: confine, conquer, curb, inhibit, stamp down, subdue, suppress

Encyclopedia: Shut up Shut up, Make Love

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