The meaning of informal is marked by the absence of formality or ceremony Formal, regular, conventional, routine, ceremonial, orthodox, proper, correct How to use informal in a sentence.
See examples of informal used in a sentence. Unconventional, unofficial, unorthodox, irregular, casual, unceremonious, heterodox, unauthorized (of clothing, behaviour, speech) suitable when you are with friends…
Not following strict rules of how to behave or do something Discussions are held on an informal basis within the department The aim of the trip was to make informal contact with potential customers. Not according to the prescribed, official, or customary way or manner
Suitable to or characteristic of casual or familiar speech or writing. Informal (jawi spelling اينفورمل, comparative lebih informal, superlative paling informal) not formal If something’s informal, it’s casual and relaxed and doesn’t follow any particular rules or conventions, whether that's a style of writing, or the dress code for your dinner party. Try not to be too informal with the job interviewer because it might not make a good impression
The house has an informal atmosphere.