Related Clues:

• They're all lined up for letters, by the sound of them
• 'Wait in them to make a cannon on the table, by the sound of them (6)'
• So much noise will wake you up, by the sound of it
• Joins the crew?
• Reason for some holdups
• Barney's rackets
• Pulls using blades, blade almost pulled back
• American's lines - pronounced as signals for actors
• Files originated for the auditor
• Cursed incessantly going over lines
• Puts one's oar in
• Lines of pews
• Competes in a regatta, say
• Tech support may have long ones
• Turns up, sworn to get rid of point of quarrels