wedge

noun

1.
any shape that is triangular in cross section
Derived from:
wedge
2.
a large sandwich made of a long crusty roll split lengthwise and filled with meats and cheese (and tomato and onion and lettuce and condiments); different names are used in different sections of the United States
3.
a diacritical mark (an inverted circumflex) placed above certain letters (such as the letter c) to indicate pronunciation
4.
a heel that is an extension of the sole of the shoe
5.
(golf) an iron with considerable loft and a broad sole
6.
something solid that is usable as an inclined plane (shaped like a V) that can be pushed between two things to separate them
Derived from:
wedge
7.
a block of wood used to prevent the sliding or rolling of a heavy object