From Reflex Wiki
|Bind more than one command to the same <key>.|
|Parameter(s)||<key> <command> <parameter>|
addbind <key> <command> <parameter>
See the Keylist for the valid <key>s.
See the console commands for <command> examples.
As of 0.33.1 has become redundant, since bind lets you call several commands via one key bind, separating the commands via