(verb)
to be spread out or developing over a large area, typically in an irregular or disorganized way;
e.g. Both cities sprawl out on either side of a river.
(noun)
a mass or group of something that is untidily scattered or irregularly spread out, often over a large area;
e.g. The plot of land was covered with a sprawl of weeds.
(noun)
a position of one's body characterized by one's arms and legs being spread out in a carelessly relaxed or awkward way;
e.g. He stretched out in a sprawl on the grass.
(noun)
the expansion or spreading of an urban or industrial area into the undeveloped land surrounding the area, in a way that is often unattractive and/or disorganized;
e.g. The city's sprawl appeared dull and gray and stretched for miles in all directions.