Slugged away at - Idioms by The Free Dictionary
slug away (at something) (redirected from slugged away at)
slug away (at something)
To continue trying or working diligently (at something); to plug away (at something). I'm really not very good at math, but I've got to keep slugging away if I want to get into an engineering program. John's been slugging away at the new project, but I don't think he's enjoying it very much.
References in periodicals archive
Cup rugby in difficult conditions rarely produces flowing attacking rugby and two fairly evenly matched packs slugged away at
each other throughout the game - but Keys were superior in controlling possession and pinned their opponents in their own territory for long periods.
Two of the sides expected to challenge the traditionally dominant teams for the title this season slugged away at
each other for 90 minutes of a breathless game but had to settle for a point each.
The father said: "He didn't even drink with his mates, just slugged away at
home on his own, acting as if he could handle the situation.