Related Clues:

• Block out a memory
• Silence the joke
• 'Keep down, restrain (7)'
• Subdue by force
• How barefaced of the South to be in possession of this!
• To get your old man into the House, just add a little water
• At last she will take your breath away
• Either way, that'll stop you giving 25 down
• It's so funny it leaves one speechless
• Exercise censorship about the newspapers
• That's a funny sort of conversation-stopper
• That's about the journalistic way to keep things down
• The joke is it's such a conversation-stopper
• Father is a bit of a wet in the House
• Where one might shut Mother up with a little water