Shaw's bulk filled the doorway and blocked some of the light from coming in.
The dog, at least, was quiet, though its huge bulk blocked the little fire's heat from reaching the rest of us.
The moon's bulk blocked all communications to and from the spacecraft.
The bulk of the cargo hold would have blocked his rear view.
The bulk of the monster blocked the entire passage; no way to slide past!
Its bulk, like that of some huge monster, blocked our path.
He led her along the platform, back around the observatory, until its dark bulk blocked half the nebula.
His hands went out to try to keep himself from falling and the door held; his bulk was blocking it.
The bulk of this thing must be blocking them.
They started into the next room, but Josh's bulk suddenly blocked the doorway.