ˈtʌmblə n. 1 a drinking-glass
with no
handle or
foot (formerly with a rounded
bottom so as
not to
stand upright). 2 an
acrobat,
esp.
one performing somersaults. 3 (in full tumbler-drier) = tumble-drier. 4 a a pivoted
piece in a
lock that holds
the bolt
until lifted by a key. b a notched pivoted
plate in a
gunlock. 5 a kind of pigeon that turns
over backwards in flight. 6 an
electrical switch worked by
pushing a
small sprung lever. 7 a
toy figure that rocks
when touched. 8 = tumbling-barrel (see TUMBLE). øøtumblerful n. (pl. -fuls).