lead off (
http://definr.com/lead off)
v 1: teach immoral behavior to; "It was common practice to lead
off the young ones, and teach 'em bad habits." [syn: {lead
astray}]
2: set in motion, cause to start; "The U.S. started a war in
the Middle East"; "The Iraqis began hostilities"; "begin a
new chapter in your life" [syn:
begin,
start,
commence]
[ant:
end]