'collapsible' definitions:

Definition of 'collapsible'

From: WordNet
adjective
Capable of collapsing or being collapsed; "a collapsible boat" [syn: collapsible, collapsable] [ant: noncollapsable, noncollapsible]

Definition of 'collapsible'

From: GCIDE
  • collapsible \collapsible\ adj. Capable of collapsing or being collapsed; as, a collapsible boat. [Narrower terms: telescopic; tip-up] Also See: folded. Antonym: noncollapsible.
  • Syn: collapsable. [WordNet 1.5]