Wiktionary
a. Having a swooping shape
Usage examples of "swoopy".
Space, off Carnaby Street, that was done out like a spaceship, the doors to the sound booths were like airlocks and all the speakers were housed in swoopy blobby cabinets that looked like they were in the middle of a flashback, and there was this other very weird studio called ADR round the back of Kings Cross where there was a stream running half-way up the walls, all the seating was made out of the boots of cars, Minis converted into couches, and you got upstairs to the recording suites through a door opening out of a large tree in the corner of the reception.
Uncle Thomas was carving an occasional table, a swoopy thing all organic curves.
The alphabet was swoopy and loaded with curlicues and little stars and dots.
Norm recognized me with a wave and called something to the two guys at the gate as I parked beside the swoopy coupe.
It had many adjustable plastic cranks and was made of swoopy red plastic lozenges.