Definition of plow on
: to continue doing something that is slow and difficult I was discouraged, but I plowed on.
Word by Word Definitions
: an implement used to cut, lift, and turn over soil especially in preparing a seedbed
: any of various devices (such as a snowplow) operating like a plow
: to turn, break up, or work with a plow
: to make (something, such as a furrow) with a plow
: to cut into, open, or make furrows or ridges in with or as if with a plow
Seen and Heard
What made you want to look up plow on? Please tell us where you read or heard it (including the quote, if possible).