Definition of "umbrella"

There was a neat hat-and-umbrella stand, and the stranger's weary feet fell soft on a good, serviceable dark-red drugget, which matched in colour the flock-paper on the walls.

1913, Mrs. [Marie] Belloc Lowndes, chapter II, in The Lodger, London: Methuen; republished in Novels of Mystery: The Lodger; The Story of Ivy; What Really Happened, New York, N.Y.: Longmans, Green and Co., […], page 0091

When the [lost property] office first opened, the most frequently lost items were umbrellas. Every white-collar professional carried one, but despite, or because of, that they were easily forgotten about. [...] In the 1930s, a quarter of a million umbrellas a year came into the office. Now it's more like 10,000.

2012, Andrew Martin, Underground Overground: A passenger's history of the Tube, Profile Books, page 197

Using umbrellas for shooting a wedding party is ok, but not necessary.

2014, Michael Allen, Modern Wedding Photography, page 97

Experts with saws and ladders came and lopped off the lower branches. This sent the tree's growth rushing violently to her head in a lush overhanging which umbrellaed the House of All Sorts.

1944, Emily Carr, “Life Loves Living”, in The House of All Sorts‎

Huge pine and eucalyptus umbrellaed the grounds, airconditioning the morning.

2008, Jonathan Kellerman, Bad Love: Alex Delaware 8

Bright yellow gowns fit them tightly and umbrellaed from their waist to just below the knees.

2011, B. A. Rothwell, The Peaceful Queen, page 31

The light catches the filigreed tendrils and graceful motion of the jellies, their orange bodies umbrella-ing along like fairy parasols come to life.

1997, National Geographic Traveler, page 36