Found 2 items, similar to holdfast.
English → English (WordNet) Definition: holdfast holdfast n : restraint that attaches to something or holds something in place [syn: fastener, fastening, fixing]
English → English (gcide) Definition: Holdfast Holdfast \Hold"fast`\, n. 1. Something used to secure and hold in place something else, as a long flat-headed nail, a catch a hook, a clinch, a clamp, etc.; hence, a support. “His holdfast was gone.” --Bp. Montagu. [1913 Webster] 2. (Bot.) A conical or branching body, by which a seaweed is attached to its support, and differing from a root in that it is not specially absorbent of moisture. [1913 Webster]