Top Definition
When your about to go to sleep, and your Boyfriend/Girlfriend/Someone puts you in a Bad mood.

-To annoy by constant scolding, complaining, or urging.
-To torment persistently, as with anxiety or pain.
-To be a constant source of anxiety or annoyance
Lauren- ''My BFs a Night Nag''
Sarah- ''Why"
Lauren- "He was moaning as I missed his calls and texts last night''
by Blockchoc June 12, 2011
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