crummy

Short definition from Wiktionary

Adjective

1. 1
   Bad; poor.
2. 2
   Full of crumb or crumbs.
3. 3
   Soft, like the crumb of bread; not crusty.

Noun

1. 1
   A small van, bus, or railway car used to transport loggers or other resource workers to and from the worksite.
2. 2
   A cow with a crumpled horn.