If you’re single but tagging along on someone else’s date, you might be described as a “fifth wheel,” a term that goes back to Thomas Jefferson’s day. Not until much later, after the bicycle had been invented, the term...
tail-dragger n.— «They began amassing more planes, paying special attention to the more versatile models that have a third wheel in back as opposed to the front—”tail-draggers,” as they call them.» —“Flying while female:...