Meaning of "speechless"
This refers to a situation where one is so overwhelmed or bewildered that they are unable to continue speaking (it is an abbreviation of "말이 막히다," meaning "to be at a loss for words").
"As soon as I heard the news, I was speechless and couldn't say a word for a while."
Related slang words
Live streamA term referring to live broadcasts conducted on platforms such as Instagram, typically involving real-time interaction with viewers via chatGarbageAn abbreviation for food waste, referring to the process of managing or reducing waste generated from foodUsargA shortened version of the lyrics "How can love be like this?", used to casually express bewilderment and disappointment at someone’s behavior or a situationOan-chuThis term refers to the cancellation of today's choreography and is used by the fandom in a joyful context regarding BTS's Jungkook, often as a lighthearted joke.GoterIt is a colloquial abbreviation used to refer to Seoul's express bus terminal.TcheongThe act of deleting all past tweets from a Twitter (now X) account to clear one’s history and digital footprintPeaceThis term refers to a person or atmosphere that exudes a tired vibe and listless energy, causing psychological fatigue or dampening the mood of those around them.DamelpuAn abbreviation for "blowing cigarette smoke in someone's face," referring to the unpleasant act of intentionally exhaling cigarette smoke near another person's face