One
who tumbles; one who plays tricks by various motions of the body; an
acrobat.
A movable obstruction in a lock, consisting of a
lever, latch, wheel, slide, or the like, which must be adjusted to a
particular position by a key or other means before the bolt can be thrown
in locking or unlocking.
A piece attached to, or
forming part of, the hammer of a gunlock, upon which the mainspring acts
and in which are the notches for sear point to enter.
A drinking glass, without a foot or stem; -- so
called because originally it had a pointed or convex base, and could not be
set down with any liquor in it, thus compelling the drinker to finish his
measure.
A variety of the domestic
pigeon remarkable for its habit of tumbling, or turning somersaults, during
its flight.
A breed of dogs that tumble
when pursuing game. They were formerly used in hunting rabbits.
A kind of cart; a tumbrel.
In celebration of Noah Webster's Birthday (October 16, 2009), we have prepared an updated website. 
