brain up
v.— «Mr Saumarez Smith, a former academic, believes the answer is not to dumb down, “as the Department for Culture Media and Sport would sometimes seem to like us to do”, but to “brain up.”» —“Museums ‘must brain up to appeal’” by Angelique Chrisafis Guardian (U.K.) Aug. 10, 2002. (source: Double-Tongued Dictionary)
Further reading
To be creasing, or to be creased up, means you’re laughing so hard you’re doubled over at the waist, as if your belly has a big crease in it. This is part of a complete episode. Transcript of ““Creasing” and “Creased Up”: Laughing So Hard You...
Kinbank is a new database that illustrates the global diversity of family terms. English, for example, specifies sibling relationships with just one of two terms: sister or brother. But most other languages have even more specific terms. In...