1 definition by ZambianAstronaut
A phone call that is made to a mate or partner simply for the purpose of killing time while travelling on a boring journey.
Girlfriend: 'Aw, that's really sweet of you to phone and ask how my day was going.'
Boyfriend: 'That's cool, it was only a filler anyway. Right gotta go, that's my stop.'
Boyfriend: 'That's cool, it was only a filler anyway. Right gotta go, that's my stop.'
by ZambianAstronaut December 9, 2010