Grammatically, the keyword "911 yusril" functions as a Compound Proper Noun. It is a composite term that combines a numerical designator, "911," which acts as a proper noun referring to a specific event (the September 11 attacks) or the concept of a major crisis, with the proper noun "Yusril," referring to a specific individual (Yusril Ihza Mahendra). This combination creates a unique identifier for a specific, context-dependent subject, functioning as a single nominal entity.
The term originates from and is primarily used within the context of Indonesian political discourse and social media. It serves as a metaphorical reference, connecting a political action, legal opinion, or event involving the Indonesian lawyer and politician Yusril Ihza Mahendra to the catastrophic and transformative nature of the 9/11 event. The specific "disaster" it alludes to varies depending on the political situation at the time of its use, but it is consistently employed to frame an action by Yusril as being a pivotal, destructive, or disastrous moment for a particular political party, coalition, or cause.
The practical application and interpretation of this term lie in understanding it as a form of political rhetoric or a memetic shortcut. It is a hyperbolic label used by political observers, opponents, or commentators to amplify the perceived negative impact of a specific event. Analyzing this keyword requires a high degree of contextual awareness of Indonesian politics, as its meaning is not inherent but is assigned based on a specific incident. It exemplifies how global events are localized and repurposed as powerful metaphors in national political conversations.