1. Definition: 1. a layer of material that encloses space; "the walls of the cylinder were perforated"; "the container's walls were blue"

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1. Definition: 1. a low dam built across a stream to raise its level or divert its flow

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1. Definition: 1. make undecipherable or imperceptible by obscuring or concealing; "a hidden message"; "a veiled threat"

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1. Definition: 1. move into or onto; "work the raisins into the dough"; "the student worked a few jokes into his presentation"; "work the body onto the flatbed truck"

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1. Definition: 1. cloak that is folded or wrapped around a person

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1. Definition: 1. an embankment built around a space for defensive purposes; "they stormed the ramparts of the city"; "they blew the trumpet and the walls came tumbling down"

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1. Definition: 1. measures taken as a precaution against theft or espionage or sabotage etc.; "military security has been stepped up since the recent uprising"

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1. Definition: 1. a barrier set up by police to stop traffic on a street or road in order to catch a fugitive or inspect traffic etc.

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