Grammar fix
slam into
hit with huge force
To slam into something means to hit it suddenly and violently with great force.
phrasal verb
How oftenNow and then
LevelB2
Used inSpeech & writing
Hear it in context
Notice where the phrase sounds natural.
The ball slammed into the window and cracked the glass.
During a storm, a large branch slammed into our roof, and we had to move into the living room until the rain stopped.
Fix the pattern
One small grammar move makes it sound right.
Not: The bike slammed on the wall.
Say: The bike slammed into the wall.
Use 'slam into' for the object that receives the impact; 'slam on' is used for controls such as brakes.
Don't confuse it
Other ways to say it
Hit something by accident while moving
How hardLight impactViolent impact
run intoAn accidental collision; the force depends on context.crash intoA forceful accidental collision, often causing damage.
slam intoYou're here · Emphasizes a sudden, violent impact.