粤典 (words.hk)香港短语
比喻整蠱人 (to trick somebody; literally: to let you step on watermelon skin)
語句用例
佢寄啲中毒嘅檔案畀你，即係畀西瓜皮你踩啫。
keoi5 gei3 di1 zung3 duk6 ge3 dong2 on3 bei2 nei5, zik1 hai6 bei2 sai1 gwaa1 pei4 nei5 caai2 ze1.
He sends you files with viruses, trying to trick you.