UNTRUSS
Etymology
Verb
untruss (third-person singular simple present untrusses, present participle untrussing, simple past and past participle untrussed)
To free from a truss; to untie or unfasten
Noun
untruss (plural untrusses)
(obsolete) an untrusser or public whipper
Source: Wiktionary
Un*truss", v. t. Etym: [1st pref. un- + truss.]
Definition: To loose from a truss, or as from a truss; to untie or
unfasten; to let out; to undress. [R.] Dryden.
Un*truss", Un*truss"er, n.
Definition: One who untrussed persons for the purpose of flogging them; a
public whipper. [Obs.] B. Jonson.
Source: Webster’s Unabridged Dictionary 1913 Edition