mug › SynonymsSynonyms for mugGrouped by meaning, so you pick the word that fits what you mean. See the full definition of mug.noun · the quantity that can be held in a mugmugfulnoun · a person who is gullible and easy to take advantage ofchumpfoolgullmarkpatsysuckersoft touchnoun · the human face (‘kisser’ and ‘smiler’ and ‘mug’ are informal terms for ‘face’ and ‘phiz’ is British)countenancephysiognomyphizvisagekissersmiler