The Collaborative International Dictionary of English v.0.48:
Set \Set\ (s[e^]t), a.
1. Fixed in position; immovable; rigid; as, a set line; a set
2. Firm; unchanging; obstinate; as, set opinions or
3. Regular; uniform; formal; as, a set discourse; a set
battle. "The set phrase of peace." --Shak.
4. Established; prescribed; as, set forms of prayer.
5. Adjusted; arranged; formed; adapted.
(a) A hammer the head of which is not tightly fastened
upon the handle, but may be reversed. --Knight.
(b) A hammer with a concave face which forms a die for
shaping anything, as the end of a bolt, rivet, etc.
Set line, a line to which a number of baited hooks are
attached, and which, supported by floats and properly
secured, may be left unguarded during the absence of the
Set nut, a jam nut or lock nut. See under Nut.
Set screw (Mach.), a screw, sometimes cupped or printed at
one end, and screwed through one part, as of a machine,
tightly upon another part, to prevent the one from
slipping upon the other.
Set speech, a speech carefully prepared before it is
delivered in public; a formal or methodical speech.