1 definition by Helriam

(Eff-eh-nom) adj.

When a person eats/drinks something, and it's so good the aforementioned person has to utter the word 'fuck'.
Person A: Hey, try this cake.
Person B: Fuck.
Person A: What's wrong?
Person b Nothing - that cake is just effenom.
by Helriam November 24, 2010
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