Sounds like The Lions sacrificing front rows? (4)

I believe the answer is:

oars

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'rows?' is the definition.
(I've seen this before)

I don't understand the remainder of the clue.

(Other definitions for oars that I've seen before include "Busy bodies usually stick them in, also used in rowing" , "Manually operated boat propellers" , "rows" , "Rowing blades" , "Manual boat propellers" .)

I've seen this clue in the Irish Times and the Irish Times (Crosaire).

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