bow leg
bow legs
bandy legs

An excellent example is bowed legs or knock knees.

It made one wild bolt to get out, but there was nowhere to bolt to except between them bow legs.

Atop short, bowed legs it carried a massive body culminating in a great head with a narrow peak.

Due to having suffered from polio as a child he had badly bowed legs which gave him an awkward running style.

They have bowed legs because of the weight.

The woman who entered was short and muscular, with thick, bowed legs.

He had bowed legs and a long sharp jaw, like a hog's.

I skipped across the street, into the section of alley that held a man who might have bowed legs.

Another smile ran along the wires on its badly bowed legs.

Tarzan saw that the beast was of wondrous proportions, standing over seven feet upon his short, bowed legs.