(Of an object) designed to grip something firmly, or to provide a firm, secure grip; non-slip. [A trademark for a number of products of various types.]
Origin
Late 19th century.
Definition of sure-grip in US English:
sure-grip
adjective
(Of an object) designed to grip something firmly, or to provide a firm, secure grip; non-slip. [A trademark for a number of products of various types.]