get along on
get along on (something)
To persevere or survive utilizing something in particular. You can't get along only on stuff like chicken nuggets and cookies—when was the last time you had a vegetable? How are we going to get along on just one income?
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
get along on something
Fig. to manage to survive with just something. I think we can get along on what I earn. I can't get along on what they pay me.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.