n.1.Pertaining to, or having, a hobby or whim; eccentric; whimsical.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
Across one end of our orchard flows a pretty little brook buddling [sic] and babbling thro a small romantic dingle to empty itself into the Wye; in which with hobbyhorsical industry I have built a cascade of 8 or 9 feet height & am making a rude hermitage (a sequestered summer study) in the dingle beneath.
As a result, enthusiasm for these hobbyhorsical technologies has waned, as both the results and implications of such techniques proved to be largely disappointing.
We need not hunt after monstrous Telescopes, unless it be in the true hobbyhorsical spirit, for the sake of the Pleasure arising from the Trouble of using them.