The most common and most likely answer to this crossword clue is the 8 letter word HAUNCHES
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The straight part
We know that "hips" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case hips = haunches.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does HAUNCHES mean?
HAUNCHES noun- The area encompassing the upper thigh, hip and buttocks on one side of a human, primate, or quadruped animal, especially one that can sit on its hindquarters.
- The loin and leg of a quadruped, especially when used as food.
- A squat vertical support structure.
- A jerked underhand throw.