Adj. An exclamation describing a comment, assertion, concept, belief and so forth, as nonsensical, outrageous, ignorant, unintelligent, and whimsical out of capriciousness.
Hooflah is a calque of the
French "houp-là", and therefore a cognate of "hoopla", although distinct in it's meaning.
The
French term can mean to "excite a horse" - which is where hoopla gets its meaning- or can be generally used to call someone, as in to get there attention. The latter use giving hooflah it's meaning, and likening it to the term "calling someone out". i.
e calling someone on their
bullshit etc.