We found one dictionary that defines the word informal language:

Art (1 matching dictionary)

1. Linguistic Glossary (No longer online)

Phrases: very informal language, more... ▸ Words similar to informal language ▸ Usage examples for informal language ▸ Idioms related to informal language ▸ Wikipedia articles (New!) ▸ Words that often appear near informal language ▸ Rhymes of informal language ▸ Invented words related to informal language