1. a place where two or more roads, paths, or railway lines intersect
2. a place where people can cross a street or road safely
3. a journey across water or other barrier

1. present participle of cross

Examples

• The train stopped at the railway crossing.
• Use the pedestrian crossing to get to the other side safely.
• The ferry crossing takes about twenty minutes.
• She waited at the crossing for the light to change.
• The hikers are crossing the river on foot.
• Border crossing can take several hours during busy periods.
• The crossing guard helps children get to school safely.