What does ステッカー mean?
ステッカー is a Japanese noun meaning “sticker; (adhesive) label” in English. It is written as ステッカー in hiragana, and sutekkaa in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
彼は「壊れ物注意」のステッカーを荷物に貼り付けた。
He attached a "Fragile" label to the package.