n. Want or lack of comprehension or understanding; inability to understand.
the GNU version of the Collaborative International Dictionary of English
n. Lack of comprehension or understanding.
The Century Dictionary and Cyclopedia
n. Lack of comprehension or understanding.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. an inability to understand
Word Usage
"Sometimes though, they mangle the word so bad and the look of utter incomprehension is so strong on the listening person's face that I do repeat what they tried to say but correctly."