crowding (Noun) — A situation in which people or things are crowded together. ex. "he didn't like the crowding on the beach"
crowding (Verb) — Cause to herd, drive, or crowd together. ex. "We crowded the children into a spare classroom"
crowding (Verb) — Fill or occupy to the point of overflowing. ex. "The students crowded the auditorium"
crowding (Verb) — To gather together in large numbers. ex. "men in straw boaters and waxed moustaches crowded the verandah"
crowding (Verb) — Approach a certain age or speed. ex. "She is crowding fifty"