Thrifty, referring to a person. Or sparse, referring to things.
"People who grew up in the Depression seem to be more frugal. They never buy name-brand stuff!"
"Ebenezer Scrooge retired, after long a day of screwing people over, to his dingy apartment to consume his frugal (thin/watery) serving of gruel" --severly paraphrased from Dickens' "A Christmas Carol"
v. To doggedly block someone's progress. Originally derived from the nickname a Confederate general "Stonewall" Jackson obtained at the battle of Bull Run (1st or second, i don't recall). The troops said his men were holding back the Union army like a stone wall. Hence Stonewall Jackson. So to stonewall means to delay and generally block someone.
I tried to file my claim, but the insurance agent kept stonewalling.
Synonym of dirt. Usually refers to various forms of caked-on grit, sand, soot, dust, or other solid dirt mixed with sweat, grease, or other liquid binders to make a gritty nasty goo that's hard to clean off.
The steel factory's fixtures are covered with years of grime.
The boys emerged from the mine covered with grime, and rich as Midas.