Negating; denial; the personality trait of contrariness.(noun)
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Use "nay-saying" in a sentence
"More haka nay-saying, this time from Danny Clayton."
"July 10th, 2009 5: 59 pm ET more republican sensationalizing a trivial non-issue. instead of nay-saying, when, oh WHEN are they going to even just try to come up with some plans for getting the problems we have under control?"
"But each work represents a carefully researched, keenly reasoned, and pioneering effort at comprehending occult topics and personas without lapsing into the kind of excessive credulity or a knee-jerk nay-saying that often clouds our ability to evaluate fringe movements."