~ 1
■ noun (also ~stone ) a small round stone used to cover road surfaces.
Derivatives
~d adjective
Origin
ME: from cob 1 + -le 2 .
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~ 2
■ verb
1》 ( ~ something together ) roughly assemble something from available parts or elements.
2》 dated repair (shoes).
Origin
C15: back-form. from ~r .