in·for·mal 
/ɪnˈfoɚməl/ adjective
/ɪnˈfoɚməl/ adjective [more informal; most informal] : not formal: such as a : having a friendly and relaxed quality
▪ an informal party ▪ We had an informal meeting over lunch. ▪ an informal conversation ▪ an informal writing style ▪ He has an informal manner that puts people at ease.
b : suited for ordinary use when you are relaxing
▪ informal clothes ▪ an informal dining area
c of language : relaxed in tone : not suited for serious or official speech and writing
▪ He spoke to them in informal Spanish/English. ▪ The term is common in informal contexts. ▪ informal language/speech/writing ▪ an informal word
d : done in a way that is not especially careful or scientific
▪ He took an informal poll/survey among his coworkers.
▪ an informal party ▪ We had an informal meeting over lunch. ▪ an informal conversation ▪ an informal writing style ▪ He has an informal manner that puts people at ease.
b : suited for ordinary use when you are relaxing
▪ informal clothes ▪ an informal dining area
c of language : relaxed in tone : not suited for serious or official speech and writing
▪ He spoke to them in informal Spanish/English. ▪ The term is common in informal contexts. ▪ informal language/speech/writing ▪ an informal word
d : done in a way that is not especially careful or scientific
▪ He took an informal poll/survey among his coworkers.
— in·for·mal·i·ty /ɪnˌfoɚˈmæləti/ noun [noncount]
▪ She liked the easy/casual informality of his manner.
/ɪnˌfoɚˈmæləti/ noun [noncount] ▪ She liked the easy/casual informality of his manner.
— in·for·mal·ly /ɪnˈfoɚməli/ adverb
▪ We met to discuss the situation informally. ▪ speak/write informally ▪ The word is used informally in this sense. ▪ She was informally dressed in blue jeans.
/ɪnˈfoɚməli/ adverb ▪ We met to discuss the situation informally. ▪ speak/write informally ▪ The word is used informally in this sense. ▪ She was informally dressed in blue jeans.
