There are 2 definitions of rafter in English:

rafter1

Syllabification: raft·er
Pronunciation: /ˈraftər
 
/

noun

One of several internal beams extending from the eaves to the peak of a roof and constituting its framework.
More example sentences
  • Secure the rafters with two nails driven through each side of the rafters and into each of the double beams.
  • You need to be sure these new boards attached to the rafters all come out to exactly the same level, because you need to attach your finishing material to an even surface.
  • Nail up a set of reference strings on the rafters that protrude the most into the attic.

Origin

Old English ræfter, of Germanic origin; related to raft1.

Definition of rafter in:

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Word of the day vituperate
Pronunciation: vɪˈtjuːpəreɪt
verb
blame or insult (someone) in strong language...

There are 2 definitions of rafter in English:

rafter2

Syllabification: raft·er
Pronunciation: /ˈraftər
 
/

noun

A person who travels on a raft.
More example sentences
  • Angela, a whitewater rafter, skydiver and the family's risk-taker was intrigued by the idea.
  • He said the number of canoeists and rafters had risen so much it was driving fish and anglers away and ruining his business.
  • The other rafters and kayakers came back in the afternoon and they all reported that they had had a fabulous time at their respective water sports.

Definition of rafter in: