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hump slug
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English
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Pronunciation
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Rhymes:
-ʌɡ
Noun
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hump
slug
(
plural
hump slugs
)
(
rail transport
)
A kind of slug
(
locomotive accessory
)
designed for even slower operation than a
yard slug
, and able to push a long
cut
of
cars
over a hump at very low speed.