1. a heavy machine with large rollers used to flatten surfaces, especially roads

1. to defeat or overcome someone or something with overwhelming force
Usage: informal
2. to force something through without allowing opposition or discussion
Usage: informal

Examples

• The construction crew used a steamroller to smooth the new asphalt.
• The steamroller flattened the gravel into a solid surface.
• The home team steamrolled their opponents 42-7.
• She steamrolled through the meeting without listening to objections.
• The mayor tried to steamroller the proposal through city council.
• Don’t let him steamroller you into agreeing to something you don’t want.