A bowler skilled at making the ball to seam (noun)
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Use "seamer" in a sentence
"He was never blessed with an overpowering fastball; his four-seamer is clocked between 88-91 mph, and his two-seamer a little below that."
"Recalled seamer Mohammad Sami took two for 25 after a wayward start."
"It was towards the start of a game at Taunton, and an inexperienced Warwickshire seamer was bowling with an equally inexperienced wicketkeeper, standing in for injury while a substitute was en route from Birmingham."