I. ˈhwi-flər, ˈwi- noun
Etymology: alteration of earlier wifler, from obsolete wifle battle-ax
Date: 1539
British : one that clears the way for a procession
II. ˈhwi-f(ə-)lər, ˈwi- noun
Etymology: whiffle
Date: 1607
1. : a person who frequently changes opinions or course
2. : a person who uses shifts and evasions in argument