Possible Clues:

• Get rid of an old joke, for example, in return
• Old joke good editor's beginning to erase
• By the sound of it, squeeze the water from this in the bath
• Delete, excluding double entendre such as 'erect'
• Eradicate
• Old joke starts to get embarrassing, so delete
• Remove (from records)
• Delete from the record
• Efface
• Remove by erasure