de focus

de·fo·cus

[dee-foh-kuhs] verb, de·fo·cused, de·fo·cus·ing or ( especially British ) de·fo·cussed, de·fo·cus·sing, noun, plural de·fo·cus·es.
verb (used with object)
1.
to cause loss of focus of: The slightest movement will defocus the microscope.
2.
to interrupt or disturb (concentration, attention, etc.).
3.
to disturb the concentration or awareness of (someone).
verb (used without object)
4.
to lose or go out of focus.
5.
to lose concentration or awareness; become distracted.
noun
6.
the result of defocusing, as a blurred photographic image.

Origin:
1930–35; de- + focus

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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De focus is always a great word to know.
So is zedonk. Does it mean:
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
the offspring of a zebra and a donkey.
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