The most common and most likely answer to this crossword clue is the 5 letter word SCAMP
S
C
A
M
P
More clues leading to the result SCAMP
- Rascal to rip off page
- Troublemaker pitches tent, moving south
- Rogue ultimately splits faction
- Mischievous child’s quiet after racket
- Rogue’s deception to gain power
- Onset of shower affected little monkey
- Rascal from South, affected
- Scoundrel fried seafood, leaving tail
- Fishtails one’s left out for monkey
- Such as Turpin of old, affected after Bess’s end
Buddy explains!

The straight part
We know that "This one held up travellers" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case this one held up travellers = scamp.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 SCAMP mean?
SCAMP noun- A rascal, swindler, or rogue; a ne'er-do-well.
- A mischievous person, especially a playful, impish youngster.
- To skimp; to do something in a skimpy or slipshod fashion.
- A preliminary design sketch.