Example:
lyric > alias l="ls -l " lyric > alias vls="/var/log/syslog"
Then, everytime you use the l alias, zsh checks to see if
the next word after l is also an alias. Therefore,
after typing the above alias commands, zsh will expand
'l vls' to 'ls -l /var/log/syslog'.
lyric > l vls -rw-r--r-- 1 root other 245 Feb 15 08:23 /var/log/syslog