Top Definition
Acronym for No Apologies For The Interruption.
Frequently used by polite bosses who can interrupt whenever they want under any pretense but are well groomed enough to say NAFTI
While you're working and have a busy status message on your messenger: "Hey Bob, This is Matt, I want the report on my desk at 11. BTW NAFTI."
by fuserman December 09, 2010
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