Noun

1. Any shape that is triangular in cross section
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
7. A block of wood used to prevent the sliding or rolling of a heavy object

Verb

1. Put, fix, force, or implant
2. Squeeze like a wedge into a tight space