adjective, whack·i·er, whack·i·est.
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For people interested in learning more about a specific product, Kik serves a dialogue box with multiple whacky options.How marketers can start using AI for stronger results|Hazel Raoult|February 22, 2021|Search Engine Watch
It’s “kind of whacky” to see a snake move like this, says Gregory Byrnes.Newfound technique allows some tree snakes to climb wide trees|Maria Temming|February 1, 2021|Science News For Students
The strange thing was, though, that there were some things even a gal going whacky couldn't explain.A Traveler in Time|August Derleth
As the Pantomime and Music-hall poet sang, "Tooral looral lido, whacky smacky smack!"
A refrain of one of his songs in this line was: "And if the rocks, they don't sthop us, We will cross to Killiloo, whacky-whay!"A Canyon Voyage|Frederick S. Dellenbaugh