Definition of sinkers:
(n) :
(fishing) A weight used in fishing to cause the line or net to sink.
(n) :
That which sinks or descends.
(n) :
One who sinks something.
(n) :
(baseball) Any of several high speed pitches that have a downward motion near the plate; a two-seam fastball, a split-finger fastball, or a forkball.
(n) :
(construction) A sinker nail, used for framing in current construction.
(n) :
(slang) A doughnut; a biscuit.