wide open

Short definition from Wiktionary

Adjective

1. 1
   Completely open.
2. 2
   Having no laws or law enforcement.
3. 3
   Unsettled or unresolved.
4. 4
   Vulnerable or unprotected.
5. 5
   Without the presence of opponents nearby.
6. 6
   Of the situation at the beginning of trading when there is a large spread between bids and asking prices.