as long as your arm

Meaning

1. very long

   There's a list of repairs as long as your arm.

From the same entry

• at long last
• at the longest
• by a long way
• go back a long way
• go a long way
• have come a long way
• have a long way to go
• how long is a piece of string
• in the long run
• it's a long story
• the long arm of
• the long and short of it