Meaning

1 senses
  1. A supposed device used in phreaking, said to damage telephone lines by sending a high voltage through them; actually a hoax.

Forms

plural: rainbow boxes
Singularrainbow box
Pluralrainbow boxes

regular

Word family

1 related words
Relatedblue box

See also

neighbours in the dictionary
rainbow box — meaning, examples, forms, synonyms | Krumeto