trimmer

1. (nautical) A member of the crew who trims the sails.Synonyms: sail trimmer

2. (architecture) A beam into which are framed the ends of headers in floor framing, as when a hole is to be left for stairs, or to avoid bringing joists near chimneys.

3. (shipping, historical) A person employed to rearrange the coal in the hold of a vessel, so that it fills the vessel without forming a conical blockage.Examples: "Trimmers are used to stow the coal in the vessel, and, in the case of vessels with awkwardly-situated cargo spaces, a great deal of trimming may be involved. Vessels specially constructed for coal carrying have very wide hatches, and these may be easy trimmers, that is, need only a minimum of trimmers or self trimmers which require only the final cover of coal over each hold to be levelled down by trimmers. Trimmers are employed by the shipowners and they are paid tonnage rates."historical

4. (mining, historical) A device for storing coal in gradually increasing piles made by building up at the point of the cone or top of the prism.historical

5. (fishing) A float bearing a baited hook and line, used in fishing for pike.

6. (electronics) An adjustable electrical component.