The most common and most likely answer to this crossword clue is the 5 letter word TINNY
I've seen this crossword clue in The Daily Telegraph
T
I
N
N
Y
More clues leading to the result TINNY
- Aussie can start to travel, visiting US city
- Around noon, wee can of beer in Perth?
- Beer down under is thin and metallic
- Fool returns to US city for a beer
- Mormon finally tucked into very small can of beer
- Metallic Brisbane beer?
- Made of metal, little boxes never for opening
- Tenor in New York lacking resonance
- Time in New York, jangling
- Minute to gulp new Aussie beer
Buddy explains!

The straight part
We know that "Made of metal" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case made of metal = tinny.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 TINNY mean?
TINNY adjective- Of or pertaining to or resembling tin.
- Pertaining to the thinness and cheapness of tin or similar-looking metals, in contrast to a heavier, more valuable metal.
- Pertaining to a thin, unpleasant sound recalling that of tin being rapped.
- A can of beer.
- A small open aluminium boat.
- Small package of drugs wrapped in foil.