lung-opener
n.— «To that extent, the lung opener, to borrow an expression from horse racing lexicon, was useful in fine-tuning the team for the stern tests ahead, starting with the clash against Sri Lanka at Dambulla tomorrow.» —“Thank the lucky stars” by Khalid A-H Ansari Mid-Day (Mumbai, India) July 17, 2004. (source: Double-Tongued Dictionary)