Definition: A Kongish code-mixing phrase that local Hong Kong students use to refer to common sense or knowledge.Usage: E.g. End sem jip lib is seung sik okay? (完Sem摺拉是常識 Okay?)Synonym: 常識Reference: https://www.hk01.com/開罐/283411/大學生打字用火星文-10句港式英文拼音大挑戰-測試你識幾多