1 definition by RiSS-UH !

a back up person boy or girl that way if it don't work out with your first choice or girl/boyfriend you have someone to fall back on that way there's no waiting around for someone new.
me: don;t you go out with bill
friend: yes, but i don't want to tell bob about him
me: well, what are you going to do?
friend: i don't know i guess bob is my safety net incase me and bill don't work out.
by RiSS-UH ! February 24, 2009
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