WordReference Random House Unabridged Dictionary of American English © 2025
pre•board
(prē bôrd′, -bōrd′),USA pronunciation v.t.
v.i.
- to put or allow to go aboard in advance of the usual time or before others:Handicapped passengers will be preboarded.
v.i.
- to go aboard in advance.
- pre- + board
'preboard' also found in these entries (note: many are not synonyms or translations):