Ambiguity in language is often considered as a problem. Ambiguity can be found in every aspect of language whether it is written or spoken text. Research in terms of ambiguity was normally found in written language, but this study conducted in spoken text. In this research, the ambiguity is spoken by non-native English in a humoristic expression. Lexical ambiguity is usually caused by homonymy and polysemy. This research aims to describe the ambiguity in the British television series Mind Your Language Season 1 and focus on the lexical ambiguity especially in polysemy and contextual meaning. The technique of collecting the data is note-taking technique. The writer describes all possible meanings from the ambiguous joke by analyzing the co...