rubber cheque or (N American) check noun (facetious)

A cheque that bounces

rubber chicken circuit noun (esp N Am sl)

A lecture tour, round of political campaigning, etc characterized by the provision of bland, unappetizing food to the participants

rubbˈer-cored adjective

(of a golf ball) having a tightly wound band of rubber enclosed in a guttapercha cover

rubber goods plural noun (euphemistic)

Condoms

rubbˈerneck noun (orig US sl)

1. An over-inquisitive or gaping person
2. A tourist, esp one who sightsees from a tour coach

intransitive verb

To behave as a rubberneck

transitive verb

To stare at

rubber plant noun

1. Any of various plants from whose sap rubber is made, especially Ficus elastica, often grown as an ornamental pot-plant
2. A rubber tree

rubber room noun (US sl)

1. A room padded with foam rubber in a psychiatric hospital, etc
2. A tedious job with poor working conditions (rubbˈer-room adjective; figurative)

rubber solution noun

A solution of rubber in naphtha or carbon disulphide, for repairing pneumatic tyres

rubber stamp noun

1. A stamp of rubber for making inked impressions
2. A person unquestioningly devoted to routine or officialdom
3. An automatic or unthinking agreement or authorization
4. A person or people making such an agreement, etc

rubbˈer-stamp transitive verb

1. To imprint with a rubber stamp
2. To approve without exercise of judgement

rubber tree noun

A tropical American tree (Hevea brasiliensis) grown for its latex, a source of rubber

rubbˈerwear noun

Rubber clothing