adverb
(nautical, aircraft) On the beam; at a right angle to the centerline or keel of a vessel or aircraft; being at a bearing approximately 090 Degrees or 270 Degrees relative.
(nautical, aircraft) Alongside or abreast; opposite the center of the side of the ship or aircraft.
adjective
(nautical, aircraft) Alongside or abreast; opposite the center of the side of the ship or aircraft.
preposition
(nautical) Alongside.
adjective
Beaming, shining (especially with reference to a person's face or eyes).