rollator
n.— «We have assessed the effect of Zimmer, rollator and gutter frames on 6-min walking distance and on arterial oxygenation during exercise in elderly patients with COPD.» —“The effect of walking aids on exercise capacity and oxygenation in elderly patients with chronic obstructive pulmonary disease” by Jamal Roomi, Abebaw M. Yohannes, Martin J. Connolly Age and Ageing (Oxford, Eng.) Nov., 1998. (source: Double-Tongued Dictionary)
Further reading
What if, instead of being an inanimate object, a dictionary were alive? That’s the idea behind a lavishly illustrated new children’s book called The Dictionary Story (Bookshop|Amazon) by Oliver Jeffers and Sam Winston. This is part of a...
Aubrey in Waco, Texas, says her mother used to warn the kids against contracting honkus of the bonkus, a fanciful name for a contagious disease. This colloquial term probably comes from the words bonk and konk, meaning “to hit” or...