"tumbling free" is a correct and usable phrase in written English.
It is often used to describe objects that have been released and are freefalling in an uncontrolled manner. For example, "The chains that had bound her ankles for years broke suddenly, and she felt her legs tumbling free."
The ice cream man done it, he announces on tumbling free.
The Jackson hit "Human Nature" opens the record, a Sun Ra homage called "One for Blount" ends it, and "Autoscopy," a tumbling free piece, comes right in the middle.
Excitation of the fluorophore by polarised light enables it to emit polarised light of a different wavelength, but if the molecule is tumbling free in solution the emitted light radiates in different directions and the light signal is scrambled rather than polarised.
It was an audacious book - formally adventurous, erratically punctuated and written in a kind of tumbling free-verse that turned the opening pages into an onomatopoeic riot: "manhole covers clack-clacking like cast iron castanets"; "babies waa waa-ing in darkened wards".
"…let hollow yellow teeth snap and fall from your grim shattered jaw and your bleeding tongue be splayed in slices, your eyes pricked clean from their sockets with the tip of a shepherd's short knife, sockets cleaned by the delicate sip sip sip of a bottlefly, your cheeks come stinking sunken sumps of scum and weep, your guts tumble free from your belly, purple-ripe with pain and shit…".
Tumbled free by an earthquake, you begin to explore the castle, with its crumbled walkways, mysterious switches, movable boxes and climbable chains.
It could argue plausibly that a business that relentlessly prodded computer makers to build systems around its software, turning other companies' products into also-rans, was actively competing in a rough-and-tumble free market -- and not, as the government charged, dominating and monopolizing that market.
Meanwhile, commentators like Caleb Bond print editorials about whether Cottrell's views should be heard out as part of the rough and tumble of free speech in a democratic society.
(Chinen) Joe McPhee's Trio X / Andrew Cyrille, Elliott Sharp, Richard Teitelbaum (Thursday) Trio X, led by the saxophonist Joe McPhee, is a rough-and-tumble free-jazz trio, sharpened by experience and mutual conviction.
Free tumbling of total vanadyl complexes in organic solvent signifies dissociation of micelles at packing imperfections prior to their release from aromatic hosts.
Falling over a jutting rock, at this point the gully ran wild and free tumbling into a 3-foot pool below.
