full of fads and fancies

full of fads and fancies — чудаковатый, с причудами

fads and fancies


off-the-wall {informal}

off-the-wall {informal} (strange, surprising, highly unusual ; unconventional; bizarre; new or unexpected in an unconventional or eccentric way; as if from out of nowhere; out of logical context )
Off the wall when postpositive
--- странный, несуразный, ~ причудливый; необычный, непривычный; неожиданный; из ряда вон выходящий; оригинальный, своеобразный; безумный, ни с чем не сообразный

If you describe something as off-the-wall, you mean that it is unusual and rather strange but in an amusing or interesting way.
(surreal) off-the-wall humor ≈ (сюрреалистический) необычный, своеобразный, причудливый юмор
..... manic, off-the-wall creativity;
..... an off-the-wall approach to humour

{conspicuously or grossly unconventional or unusual}
weird, odd, strange, out there (slang), bizarre, extraordinary, fantastic, astonishing, curious, peculiar, eccentric, queer, singular, far-out (slang), outlandish, oddball (informal), left-field (informal), freakish

2. {disapproval}
If you say that a person, their ideas, or their ways of doing something are off-the-wall, you are critical of them because you think they are mad or very foolish.
.....It can be done without following some absurd, off-the-wall investment strategy. ≈ Не обязательно придерживаться данной абсурдной, безумной стратегии инвестиций, чтобы достичь этого.

foolish, silly, unwise, unreasonable, senseless, short-sighted, ill-advised, nonsensical, indiscreet, ill-judged, ill-considered, imprudent, unintelligent, injudicious, incautious some absurd,

possibly from the use of the phrase in handball and squash to describe a shot that is unexpected
bizarre, eccentric, gonzo, outlandish, outre, freaky, flakey, flaky, freakish
"restaurants of bizarre design--one like a hat, another like a rabbit"; "famed for his eccentric spelling"; "a freakish combination of styles"; "his off-the-wall antics"; "the outlandish clothes of teenagers"; "outre and affected stage antics"