To let or make someone/something swim; to release fish into the water so they swim.
漁師は稚魚を川に泳がした。
The fisherman released the fry into the river to let them swim away.
夏休みに子どもを海で泳がすのは親の責任だ。
Letting children swim in the sea during summer vacation is the parents' responsibility.
To cause someone to stagger or lurch forward; to make someone wobble or stumble.
強い風に押されて、歩行者は階段で泳がしたように見えた。
Pushed by the strong wind, the pedestrian looked as if he were lurching on the stairs.
To let a suspect or person remain at large while monitoring them (to keep them under surveillance rather than arresting immediately).
警察は情報を集めるために容疑者を泳がす作戦を取った。
The police used a tactic of letting the suspect roam while gathering information.
捜査官たちは容疑者を泳がして内部のつながりを探った。
Investigators let the suspect move freely to probe internal connections.
To move the arms or hands about in the air; to wave or swing something around.
演奏者はタオルを空中で泳がして観客をあおった。
The performer waved a towel in the air to excite the audience.