weak : Idioms & Phrases

• (Gram.), the conjugation of weak verbs; called also new, ∨ regular, conjugation, and distinguished from the old, or irregular, conjugation.

Webster 1913

• (Anglo-Saxon Gram.), the declension of weak nouns; also, one of the declensions of adjectives.

Webster 1913

• noun (physics) an interaction between elementary particles involving neutrinos or antineutrinos that is responsible for certain kinds of radioactive decay; mediated by intermediate vector bosons
  weak force.
  

WordNet

• noun (physics) an interaction between elementary particles involving neutrinos or antineutrinos that is responsible for certain kinds of radioactive decay; mediated by intermediate vector bosons
  weak force.
  

WordNet

• noun a place of especial vulnerability
  soft spot; weak part.
  

WordNet

• noun an attribute that is inadequate or deficient
  

WordNet

• the side or aspect of a person's character or disposition by which he is most easily affected or influenced; weakness; infirmity.

Webster 1913

• (Med.), a sore covered with pale, flabby, sluggish granulations.

Webster 1913

• noun a place of especial vulnerability
  soft spot; weak part.
  

WordNet

Weak"-heart`ed adjective

Definitions

1. Having little courage; of feeble spirit; dispirited; faint-hearted. "Weak-hearted enemies." Shak.

Webster 1913

• adjective satellite lacking will power or resolution
  
  • the role of the dissenter is not for the weak-kneed

WordNet

Weak"-kneed` adjective

Definitions

1. Having weak knees; hence, easily yielding; wanting resolution. H. James.

Webster 1913

Weak"-mind`ed adjective

Definitions

1. Having a weak mind, either naturally or by reason of disease; feebleminded; foolish; idiotic. -- Weak"-mind`ed*ness, n.

Webster 1913

• adjective satellite having a weak stem
  

WordNet