trimmer

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Related to trimmer joists: header joist

trim·mer

 (trĭm′ər)
n.
1.
a. One that trims: a window trimmer.
b. A device or machine, such as a lumber trimmer, that is used for trimming.
2. One who changes one's opinions, especially in politics, to suit the needs of the moment.
3. Electronics A variable component used to make fine adjustments to capacity or resistance.
4. Architecture A beam across an opening, such as a hearth, into which the ends of joists can be fitted.

trimmer

(ˈtrɪmə)
n
1. (Building) Also called: trimmer joist a beam in a floor or roof structure attached to truncated joists in order to leave an opening for a staircase, chimney, etc
2. (Forestry) a machine for trimming timber
3. (Electronics) electronics Also called: trimming capacitor a variable capacitor of small capacitance used for making fine adjustments, etc
4. a person who alters his or her opinions on the grounds of expediency
5. (Automotive Engineering) a person who fits out motor vehicles

trim•mer1

(ˈtrɪm ər)

n.
1. a person or thing that trims.
2. a person who has no firm position, opinion, or policy, adapting to a situation as circumstances may require, esp. in politics.
[1510–20]

trim•mer2

(ˈtrɪm ər)

adj.
comparative of trim.

trimmer

- One who sits on the fence or remains neutral about political issues.
See also related terms for sits.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.trimmer - a worker who thins out and trims trees and shrubstrimmer - a worker who thins out and trims trees and shrubs; "untouched by the pruner's axe"
worker - a person who works at a specific occupation; "he is a good worker"
2.trimmer - a machine that trims timbertrimmer - a machine that trims timber    
machine - any mechanical or electrical device that transmits or modifies energy to perform or assist in the performance of human tasks
3.trimmer - capacitor having variable capacitancetrimmer - capacitor having variable capacitance; used for making fine adjustments
capacitor, condenser, electrical condenser, capacitance - an electrical device characterized by its capacity to store an electric charge
4.trimmer - joist that receives the end of a header in floor or roof framing in order to leave an opening for a staircase or chimney etc.trimmer - joist that receives the end of a header in floor or roof framing in order to leave an opening for a staircase or chimney etc.
joist - beam used to support floors or roofs