Definition from Wiktionary, the free dictionary
From Middle English turnpyke (“spiked barrier across a road”).
turnpike (plural turnpikes)
toll road, especially a toll expressway
- To form (a road, etc.) in the manner of a turnpike road; into a rounded form, as the path of a road.
- (Can we find and add a quotation of Knowles to this entry?)
Norwegian Bokmål 
- A young female gymnast