What is the meaning of Sideways?

plural of sideway

Moving or directed toward one side.

Positioned sideways (with a side to the front).

Neither moving upward nor moving downward.

In conflict (with); not compatible (with).

With a side to the front.

Towards one side.

Askance; sidelong.

Neither upward nor downward.

Not as planned; towards a worse outcome.

Source: wiktionary.org