steamroller

a massive inexorable force that seems to crush everything in its way

vehicle equipped with heavy wide smooth rollers for compacting roads and pavements

bring to a specified state by overwhelming force or pressure; "The Senator steamrollered the bill to defeat"

proceed with great force; "The new teacher tends to steamroller"

crush with a steamroller as if to level; "steamroller the road"

overwhelm by using great force; "steamroller the opposition"

make level or flat with a steamroller; "steamroll the roads"