'Halm' definitions:

Definition of 'halm'

From: WordNet
noun
Stems of beans and peas and potatoes and grasses collectively as used for thatching and bedding [syn: haulm, halm]

Definition of 'Halm'

From: GCIDE
  • Halm \Halm\ (h[add]m), n. (Bot.) Same as Haulm. [1913 Webster]