Meals on wheels
roller skates ought to be called 'patins en ligne' in French, but the usual way is to call them skates / rollers / rollers skates. Hence roller skating is most often 'faire du roller' instead of 'patiner', which is outdated.
No. They're "in-line" and you can't shorten that to "line." (Older folks still call them Rollerblades.)
goolie edge
A cigar roller is a torcedor.
Your choice
There were different types of roller blades invented that are considered the predecessors of those used today. However, it is believed that the first pair was made in 1735 in Belgium by John Joseph Merlin, and they were inline skates.
No, the proper term is roller skate.
baby mouse
A mini-mouse.
a mouse
becuase it moves and looks like a mouse.
A really big roller coaster.