To drive on or urge forward (e.g., herding animals); to rouse or shoo someone/something along.
牧場主は牛を追い立てて柵へ向かわせた。
The rancher drove the cattle toward the pen.
嵐の中で鳥を追い立てると、巣に戻らなかった。
When the birds were driven on in the storm, they did not return to their nests.
上司が締め切りを過剰に追い立てて、チームは疲弊した。
The boss pressured them excessively about the deadline, and the team became exhausted.
To press someone to leave a place; to evict or force a tenant/person to move out.
大家は家賃滞納を理由に住人を追い立てようとした。
The landlord tried to evict the tenant for overdue rent.
立ち退きをめぐるトラブルで多くの高齢者が追い立てられた。
Many elderly people were pressured to leave in disputes over eviction.