The storage room was chock-a-block with boxes, leaving hardly any space to walk.

The train was chock-a-block with commuters during rush hour.

By noon, the festival grounds were chock a block with visitors, food stalls, and colorful tents.

By noon, the commuter train was chock a block with passengers, leaving no room to stand.

Her suitcase was chock-a-block full after three days of shopping in the city.