The Limerick side proved to strong at Dubarry Park.
Buccaneers have been beaten by Old Cresent 42-10 in the AIL Division 2A.
The defeat now means the Athlone side have lost all 13 league games played in the league this season.
Their Limerick opponents however are on course to avoid the relegation play-offs, as they sit in seventh place after the bonus point win.
Paul Byrne's side are back in action this weekend as they take on Greystones on Saturday at Dubarry Park.
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