"Liasoning" is a misspelling of "liaisoning," which is the present participle or gerund form of the noun "liaison." "Liaisoning," however, is not accepted in most reputable dictionaries because the root word "liaison" cannot be used as a verb. Although "liaisoning" can be used in casual speech, it is generally not used in formal writing. "Liaise" is a verb that means communicating to maintain a collaboration or mutual cooperation. Because "liaisoning" is not a formal word, the term "liaise ... Learn the meaning and usage of the word liaison in different contexts, such as co-operation, communication, sexual relationship, and pronunciation. Find synonyms, sentences, and pronunciation guides for liaison in British and American English. LIAISON meaning: 1. communication between people or groups who work with each other: 2. someone who helps groups to…. Learn more. Learn the correct spelling and meaning of liaison, a French word for a person or a relationship that connects groups or individuals. Avoid the common misspelling liason and see examples of how to use liaison in sentences.