'no-show' definitions:

Definition of 'no-show'

(from WordNet)
noun
A guest who fails to notify a hotel or restaurant when canceling a reservation
noun
Someone who shirks duty [syn: no-show, nonattender, truant]

Definition of 'no-show'

From: GCIDE
  • no-show \no-show\ n.
  • 1. someone who shirks a duty.
  • Syn: nonattender, truant. [WordNet 1.5]
  • 2. A person who is expected to attend a gathering but does not come. Specifically, a person who buys a ticket to a game or other entertainment and does not attend. [PJC]