no-show /ˈnoʊ ˌʃoʊ/noun 3verb 1forms 4 noun3 •An absence; failure to show up or to make a scheduled appearance, especially at a hotel or a place of employment.You may want to consider instituting a charge for no-shows. […] Also, you must inform patients, in advance, that there is a charge for no-shows, and what that charge is. — 2010 •A person or group that does not show up.Out of fifty people who said they would attend, we only had three no-shows. •Ellipsis of no-show sock. verb1 •To fail to show up for something. formsno-showed · no-showing · no-shows · no shows