preorder
verb
pre·or·der ˌprē-ˈȯr-dər 
variants or pre-order
preordered or pre-ordered; preordering or pre-ordering
transitive + intransitive
: to order (something) in advance : to request to purchase (something) before it is available for sale
preorder an upcoming new release
You can preorder online.
preorder noun
or pre-order
plural preorders or pre-orders
The book is now available for preorder.
They're already taking preorders.
Word History
First Known Use
1937, in the meaning defined above