sink trap

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1. A device to maintain a water seal against sewer gases, air, and odors; also called a stench trap.
2. A removable section of a theater stage floor.
3. Same as traprock.
References in periodicals archive ?
Add a mass of Thanksgiving potato peelings, carrot tops and leftover yams, and 8-inch and 10-inch sewer lines can plug up faster than a greasy sink trap.
Next, place a bucket under the sink trap to catch the contents have a towel handy just in case of spillage.
Her husband, Ken, finds an emerald ring in the bathroom sink trap.