from side to side; crosswise.

Nautical .

at right angles to the fore-and-aft line; across.

broadside to the wind because of equal and opposite pressures of wind and tide

a ship riding athwart.

perversely; awry; wrongly.

from side to side of; across.

Nautical . across the direction or course of.

in opposition to; contrary to.

adverb

across , against , crosswise