(AM-guss) (n.) a brainfart, a moment of dumb, forgetfulness; a momentary
fail or hilarious mixup often leading to face/palm. An amgus can be induced by any number of things including excessive
stress, homework/
work, alcohol, or fatigue, or may strike randomly. Sometimes used alone as an exclamation.
Girl: "How could you forget about our
date last night?!"
Guy: "Sorry! I had an amgus!"
"So Aeneas had nimbs- ah, sorry, numb limbs. Amgus..." (face/
palm)
"Oh my God, I had the biggest amgus last night and couldn't remember
the word for microwave!"