gutter

1. A prepared channel in a surface, especially at the side of a road adjacent to a curb, intended for the drainage of water.
2. A ditch along the side of a road.
3. A duct or channel beneath the eaves of a building to carry rain water; eavestrough.

   The gutters must be cleared of leaves a few times a year.

4. A groove down the sides of a bowling lane.
5. A large groove (commonly behind animals) in a barn used for the collection and removal of animal excrement.
6. Any narrow channel or groove, such as one formed by erosion in the vent of a gun from repeated firing.
7. A space between printed columns of text.
8. One of a number of pieces of wood or metal, grooved in the centre, used to separate the pages of type in a form.
9. An unprinted space between rows of stamps.
10. A drainage channel.
11. The notional locus of things, acts, or events which are distasteful, ill bred or morally questionable.
12. A low, vulgar state.

    Get your mind out of the gutter.

13. The spaces between comic book panels

1. To flow or stream; to form gutters.
2. (of a candle) To melt away by having the molten wax run down along the side of the candle.
3. (of a small flame) To flicker as if about to be extinguished.
4. To send (a bowling ball) into the gutter, not hitting any pins.
5. To supply with a gutter or gutters.
6. To cut or form into small longitudinal hollows; to channel.

noun

One who or that which guts.