Definition of girder :
1. A main beam; a stright, horizontal beam to span an opening or carry weight, such as ends of floor beams, etc.; hence, a framed or built- up member discharging the same office, technically called a compound girder. See Illusts. of Frame, and Doubleframed floor, under Double.
2. One who girds; a satirist.
3. One who, or that which, girds.
beam (part of speech: noun)
- But his toe caught on an iron girder and he came down heavily on his face. - "The Spoilers of the Valley", Robert Watson.
- He was celebrated even among his mates, and you can imagine what that means among men who are just as much at home walking about like flies on top of a girder sixty feet from the ground as we are seated here at this table this moment. - "Loaded Dice", Ellery H. Clark.
- Where he was, with his legs swinging astride the girder, he was in serious danger of attracting attention. - "The Haunted Bookshop", Christopher Morley.