A Frequency Dictionary of Multi-Word Expressions in British English presents 5,000 of the most common multi-word expressions (MWEs) in contemporary British English, based on data from the British National Corpus 2014.

Organised into ten functional categories – including idioms, phrasal verbs, collocations and academic or speech formulas – the dictionary provides detailed frequency, dispersion and association metrics for each entry. Visual aids such as collocation graphs, sparklines and thematic boxes support comprehension and practical use. It is a comprehensive, research-based resource for understanding and using natural, high-frequency expressions in spoken and written English.

Additional support materials for this book are available at https://lancslex.lancaster.ac.uk.

Designed for learners, educators and researchers, the dictionary highlights real-world phraseology across genres and registers.