Wiktionary
vb. (context sometimes figurative English) To force to leave by crowding; to push out or away.
WordNet
v. press, force, or thrust out of a small space; "The weeds crowded out the flowers"
Usage examples of "crowd out".
We will fill all our yesterdays with ourselves and crowd out our own ancestors.
Now, by weight of sheer numbers, the original inhabitants began to crowd out the Russian immigrants who had been sent to them by Stalin in the 1930s to change the racial balance and to sovietize them.
I went twice round the room looking at nothing and trying to think of a word, one word that would tell him what I thought of his talent as an intelligence director and what I thought of the crowd out there in the Link Road where the water cart was washing away the blood and what I thought of a mission that had run smash into ruins because we couldn't even handle a monkey-sized Mongolian thug whose answer to everything was a bullet.
Just as he was getting ready to follow the crowd out of the building, Pauline and Iris arrived on the scene and Heaven could see him hesitate.