pike ‧ staff /ˈpaɪkstɑːf $ -stæf/ BrE AmE noun
as plain as a pikestaff British English old-fashioned very clear and easy to understand:
None of us worked it out, though it was as plain as a pikestaff when you thought about it.
pike ‧ staff /ˈpaɪkstɑːf $ -stæf/ BrE AmE noun
as plain as a pikestaff British English old-fashioned very clear and easy to understand:
None of us worked it out, though it was as plain as a pikestaff when you thought about it.
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012