The most common and most likely answer to this crossword clue is the 5 letter word CARGO
I've seen this crossword clue in The Daily Telegraph
C
A
R
G
O
More clues leading to the result CARGO
- Vehicle to move tanker’s fuel, say
- Vehicle run for freight
- Load vehicle before work
- Freight from Cape put on legendary transport
- Load vehicle and set off
- Freight company transporting a case of Riesling
- Goods originally conveyed by legendary ship
- What gets carried about by ship?
- Freight vehicle journey
- Contents of 17?
Buddy explains!
The straight part
We know that "what it could carry" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case what it could carry = cargo.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 CARGO mean?
CARGO noun- Freight carried by a ship, aircraft, or motor vehicle.
- (Papua New Guinea) Western material goods.