AI & Computational Science

Massive Crowdsourced Dictionary Captures Modern Greek Slang and Informal Language

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Researchers conducted the first large-scale computational analysis of slang.gr, a crowdsourced dictionary of Greek informal language, by developing a structured taxonomy to organize user-generated tags and content. The study reveals that Greek slang heavily focuses on person-related and evaluative terms, demonstrates high morphological creativity, and is maintained by a community with highly skewed participation patterns and short user engagement periods. The team also developed a community-based confidence scoring system for dictionary definitions that incorporates user behavior, interaction patterns, and moderation signals.


This work establishes a computational framework for studying non-standard language that can be applied to understanding slang in other languages, improving natural language processing systems, and analyzing potential biases in large language models. The methodology provides practical tools for evaluating the reliability of crowdsourced linguistic resources and offers insights into how informal language evolves and reflects social identity.


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arXiv:2607.21255v1 Announce Type: cross
Abstract: Slang is a central component of everyday language, reflecting linguistic creativity, social identity, and cultural change, yet its dy- namic and non-standard nature makes it difficult to model computationally. We present the first large-scale computational study of slang.gr, a crowdsourced lexicon of Greek non-standard language, combining lexical content, user-generated tags, and interaction data. To enable the systematic analysis, we map noisy folksonomic tags to a structured multi-layer taxonomy capturing both semantic categories and sociolinguistic metadata. Using this representation, we analyze the linguistic structure of Greek slang and the behavior of its contributor community. We find that slang is strongly centered on person-related and evaluative language, exhibits high morphological creativity, and is shaped by highly skewed participation with short user lifespans and overlapping communities. Building on these signals, we introduce a community-based confidence score for definitions that integrates user roles, interaction patterns, and moderation signals. Our results show that taxonomy-based representations improve interpretability while retaining meaningful aspects of behavioral structure, enabling a more structured and interpretable analysis of confidence signals. Overall, this work establishes slang.gr as a computational resource for non-standard Greek and provides a foundation for sociolinguistic NLP, bias analysis, and the study of informal language in LLMs.

Source: slang.gr as a Large-Scale Crowdsourced Resource for Non-Standard Greek