0 to work hard and in a determined way, especially at something that you find difficult: --
Katie has been plugging away at her homework for hours.
1 to keep working hard in a determined way, esp. at something that you find difficult: --
She’s been plugging away at that novel for years.
NIEUWE WOORDEN
European
May 10, 2021
WOORD VAN DE DAG
Shimmer
plug away