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Related to plug away: defer to, in its entirety, pick up on, come to fruition
plug away (at something)and peg away (at something)
to keep trying something; to keep working at something. John kept pegging away at the trumpet until he became pretty good at it. I'm not very good at it, but I keep plugging away.
plug away (at something)
to keep working in a determined way He's experienced plenty of hard times, but Ed is still plugging away, playing several nights a week at a local jazz club. The powerful computer was plugging away at the problem for weeks.