Possible Clues:

• What a sorrowful sound a wee ping can be
• Graveside sound
• Sound after a breakup, maybe
• Need a hankie, maybe
• Weep, and then some
• Stud given snip turned to blubber
• Be audibly sad
• Break down, in a way
• Cry that one has to be teetotal with 'er
• Could a wee P be a thus B