Athwartships
Origin
From athwart ("across") + ship + -s as an adverbial ending.
Full definition of athwartships
Adverb
athwartships
- (nautical) Across the vessel sideways, i.e. in a direction at right angles to the fore-and-aft line of the vessel.
From athwart ("across") + ship + -s as an adverbial ending.