casings

Noun

• the housing or outer covering of something
• the outermost covering of a pneumatic tire
• the enclosing frame around a door or window opening
  • "the casings had rotted away and had to be replaced"
• plural of casing
• Dried cattle dung used as fuel.

Verb

• look over, usually with the intention to rob
• enclose in, or as if in, a case

Synonyms

case, casing, encase, incase, shell