The most common and most likely answer to this crossword clue is the 6 letter word METROS which also is the latest solution we found used in Unknown in 2000.
They often have red lines crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters | 
|---|---|---|
| METROS | 100 % | 6 | 
Words with a meaning similar to the clue: They often have red lines
These words may or may not be a possible solution to this crosswords clue.- workstation
 - measles
 - hellhound
 - male
 - warehouse
 - parrot
 - kite
 - jargon
 - mania
 - scale
 - plant
 - falcon
 
Crossword Answer definitions
METROS noun- An underground railway.
 - A train that runs on such an underground railway.
 - An urban rapid transit light railway
 - A train that runs on such a railway.
 
- A metropolitan area
 
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution