sweeper
US /ˈswiː.pɚ/
UK /ˈswiː.pɚ/

1.
2.
a machine that sweeps, especially one used for cleaning floors or roads
:
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The industrial sweeper efficiently cleaned the large warehouse floor.
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The new robotic sweeper can navigate around obstacles.
3.
(in soccer) a defensive player who plays behind the main defensive line to intercept any balls that get past them
:
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The team's sweeper made a crucial interception, preventing a goal.
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He played as a sweeper for most of his career.