tinny

Concise Oxford English Dictionary © 2008 Oxford University Press:
tinny/ˈtɪni/

▶adjective (tinnier, tinniest)

• 1 having a thin, metallic sound.

• 2 made of thin or poor-quality metal.

• 3 having an unpleasantly metallic taste.

• 4 Austral./NZ informal lucky.

▶noun (also tinnie) (pl. tinnies) Austral./NZ informal a can of beer.

– derivatives
tinnily adverb,
tinniness noun.