A babyface is wrestling slang for a heroic character.
'sports- wrestling'
Some slang terms for arsonist are firebug, torch, and pyro.
The slang terms I'm familiar with are: P.I. Private Eye, Peeper and Dick
Restroom IS a slang term. Click on the related question
There aren't slang terms for people's names.
One will find that there is no slang term for brake lines, as they are not referred to in another way. There are many other slang terms for street etiquette, but there is not a slang therm for 'brake line' currently.
In 1977, slang terms like "groovy," "rad," and "funky" were common. Other slang terms that were popular during that time included "far out" and "cool beans."
Here are some slang terms for potatoes:SpudsTatersMurphyTots
To fight. As in, get ready to rumble.
does a Finn in slang money terms mean "five"?
"Victuals" IS slang -- it means food. Other slang terms for food include grub, chow, and eats.