Meanings of ropey veins in English

The knuckles had become more pronounced and dark blue ropey veins had surfaced.

Thick ropey veins meandered across the backs, punctuated by the white boney knuckles, wrinkled with age.

One in five people face a daily struggle with the familiar swollen, ropey veins that can cause throbbing pain, severe swelling and heavy, tired legs.