walk in water:
We waded in the water at the beach., verb
to cross or pass through water:
We had to wade across the river to get home.
wade into sth
to become involved in a difficult situation, often without thinking about it carefully , wade through sth
to spend a lot of time and effort doing something boring or difficult, especially reading a lot of information
• We had to wade through pages of legal jargon before we could sign the contract., wade in
to start to do or say something in a forceful way, often without thinking about it carefully
• Even when she knows nothing about it, she wades in with her opinion.
• When the crowd started throwing stones, the police waded in with tear gas.
wade in Also, wade into. Plunge into, begin or attack resolutely and energetically, as in She waded into that pile of correspondence. This idiom transfers entering water to beginning some action. [Mid-1800s]
American Heritage Idioms
verb ADV. ashore The men waded ashore. | out PREP. across, in, into, through We waded across the stream. PHRASES wade knee-deep/waist-deep Rescuers had to wade waist-deep in flood water.
Oxford Collocations Dictionary