Compared with regular class, micro-lecture is a kind of small class aiming at explaining a single knowledge point or tackling a certain teaching problem. Vast attention of educators from home and abroad has been paid to micro-lecture due to its particular features. Besides, micro-lecture has been applied to mobile learning and online learning, which turns out effective. Micro-lecture will play an indispensable role in ideological and political education. By enriching its forms of presentation, expanding its coverage, strengthening its assistant resources construction, and driving its content to develop tropically and normally, the application of micro-lecture in college ideological and political class will be further widened, thus promoting the connotative development of college ideological and political education.