The most common and most likely answer to this crossword clue is the 6 letter word HOPPED
I've seen this crossword clue in The Daily Telegraph
H
O
P
P
E
D
Buddy explains!
The straight part
We know that "jumped" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case jumped = hopped.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 HOPPED mean?
HOPPED verb- To jump a short distance.
- To jump on one foot.
- To be in state of energetic activity.
- To suddenly take a mode of transportation that one does not drive oneself, often surreptitiously.
- To jump onto, or over
- (usually in combination) To move frequently from one place or situation to another similar one.
- To walk lame; to limp.
- To dance.
- To impregnate with hops, especially to add hops as a flavouring agent during the production of beer
- To gather hops.
- Impregnated with hops.