The Collaborative International Dictionary
Mortise \Mor"tise\, v. t. [imp. & p. p. Mortised; p. pr. & vb. n. Mortising.]
To cut or make a mortise in.
To join or fasten by a tenon and mortise; as, to mortise a beam into a post, or a joist into a girder.
Wiktionary
vb. (present participle of mortise English)
Usage examples of "mortising".
Then there were the Boring Machines, and the Mortising Machine, of beautiful construction, for cutting the sheave-holes, furnished with numerous chisels, each making from 110 to 150 strokes a minute, and cutting at every stroke a chip as thick as pasteboard with the utmost precision.
The figures are made of small pieces of wood neatly fitted together by inlaying and mortising, without any spike of any kind.
Do you have any idea how mortising it is to have your own mother standing up in front of everybody, drawing pictures of penises?