The phrase "twisted knot" refers to a situation or problem that is very complicated and difficult to solve. It suggests that things are tightly tangled and it might be hard to find a way out or to understand what's happening. Full definition
Next, I tried this black twisted knot tank ($ 29.99), which (literally) adds a new twist to an old classic. (fashables.com)
That all changed when I spotted this chambray dress with a fun twist knot detail. (fortheloveofbubbly.com)
Craggy rock outcroppings, twisted knots of scrub oak, rugged gulches, and wildflower meadows all create a unique golf experience. (ospreyatbeavercreek.rockresorts.com)