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1.
To love someone so much and lose them, yet your willing to die for them. If you love the song Space Bound By Eminem and feel the lyrics apply to you, then you are space bound.
I love this girl so much, too bad we broke up - She's left me Space-Bound.
by SpaceBound June 30, 2010
161 15
 
2.
The act of being in love.
Jeff has my heart Spacebound.
by corenabeanuh June 14, 2011
22 4