expand (up)on (something)
expand (up)on (something)
To discuss a topic in more detail. This is such an important point that I'd like you to expand upon it when you revise your paper.
See also: expand
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
expand (up)on something
and enlarge (up)on somethingFig. to add detail to a report about something; to say more about something. Would you please expand upon that last remark? Would you care to enlarge upon your remarks?
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.