The aim of this article is to give a clear view of the usage and acquisition of idiomatic expressions of the 2nd year students of finance in the University of Korça. We have focused on a section of phrasal verbs and idiomatic expressions in “English for Business life” used during the English course with these students in “Fan. S.Noli” University. This paper discusses methods and strategies used by students to master English idiomatic expressions. The sample of the study consisted of 85 students who were given a research project with the topic “Understanding and using phrasal verbs and expressions in the business context”. The first part of the study defines and synthesizes the definition and linguistic contribution to idioms. Then it focuses on the corpus driven approach illustrated with figures and data enrolling the frequency given in percentage. Quantitative and qualitative research is used to outline the most important methods of acquiring idiomatic language in EFL classes followed by an analysis of the driven data. The study highlights the importance of idioms in language use, English language teaching and strategies to promote idiomatic English at academic level. As concluding remarks of this paper, further implications are given for the teachers.