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when someone often changes the subject to repeat specific complaints.
Bill mentioning a problem he is having regardless of what other people are saying is a fall-back complaint.

Joe: How was your day?
Bill: Fine. Do you know why is the bus always late?

Mary: Hello Bill.
Bill: Hey. The bus is late again.

Dave: Talk to you tomorrow Bill.
Bill: Okay! I hope the bus wont be late.

Jim: Can you give me Mary's number?
Bill: Did you know the bus is always late?
by mack junk January 18, 2012
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