guy

1. An effigy of a man burned on a bonfire on the anniversary of the Gunpowder Plot (5th November).
2. A person of eccentric appearance or dress; a "fright".
3. A man, fellow.
4. (especially in the plural) A person (see usage notes).
5. (of animals and sometimes objects) Thing, creature.

   The dog's left foreleg was broken, poor little guy.

6. Thing, unit.

   This guy is the partial derivative of that guy with respect to x.

7. (term of address) Buster, Mack, fella, bud, man.

   Hey, guy, give a man a break, would ya?

1. To exhibit an effigy of Guy Fawkes around the 5th November.
2. To make fun of, to ridicule with wit or innuendo.
3. To play in a comedic manner.

1. A guide; a leader or conductor.
2. A support rope or cable used to guide, steady or secure something which is being hoisted or lowered.
3. A support to secure or steady something prone to shift its position or be carried away (e.g. the mast of a ship or a suspension-bridge).

verb

To equip with a support cable.