underspin
Noun
Meaning
(uncountable, sports) Backspin.
(countable, sports) A shot using backspin.
Source: en.wiktionary.orgExamples
;Underspin Reel Operation A lever or trigger is grasped or rotated (usually by the forefinger) and this action suspends the line in place.
Underspin reel Underspin reels or Triggerspin reels are spin cast reels in which the reel is mounted underneath a standard spinning rod.