Reverse Dictionary – STUPID – VERBS

VERBS
1597 — DUNCIFY to make stupid or dull in intellect; to make a dunce of 
1603 — UNBESOT to free from stupidity or dullness 
1630 — EFFATUATE to render stupid or dull → obs.
1670 — DOZZLE to render stupid; to stupefy, to confuse → obs. exc. Eng. dial.
1689 — SUMPH to be stupid → Sc.
1800 — HAVE BRICKDUST FOR BRAINS to be extremely stupid or foolish 
1800 — IDIOTIZE to become stupid or idiotic 
1810 — BE ON THE WRONG SIDE OF THE HEDGE WHEN THE BRAINS WERE GIVEN AWAY to be stupid, brainless, or at the last very dull 
1833 — HAVE SAWDUST FOR BRAINS to be extremely stupid or foolish 
1837 — DUMMIFYto make a person less intelligent; to cause to become stupid
..L19 — MAKE A MONKEY OUT OF to make a person look stupid; to make a fool of → sl., orig. US
1901 — HAVE COTTON-BATTING FOR BRAINS to be extremely stupid or foolish 
1910 — HAVE THE QUANDONGS to behave stupidly, to be stupid → Aust. sl.
1918 — HAVE THE DINGBATS to be stupid, mad, or eccentric → Aust. & NZ sl.
1924 — HAVE ONE’S HEAD UP ONE’S ASS to be very stupid or inattentive → US sl.
1929 — HAVE ONLY FIFTY CARDS IN ONE’S DECK to be stupid or crazy → US sl.
1936 — PUT BEANS IN ONE’S EAR to do something stupid after being warned not to → Amer. dial.
1937 — BUGGER ABOUT to behave in a stupid or frivolous way 
1939 — BUGGER AROUND to behave in a stupid or frivolous way 
1940 — DOPE OFF to act in a stupid manner → US sl.
1949 — HAVE A FEW BUTTONS MISSING to be stupid, crazy, eccentric, or less intelligent than average → Amer. dial.
1960 — HAVE SHIT FOR BRAINS to be extremely stupid or foolish → sl., orig. US
1969 — NUT ROLE to act in an eccentric or stupid manner → US sl.
1970 — BE HIT WITH THE STUPID STICK to be stupid → African-American sl.
1972 — CATCH FARTS WITH A HOOK to do something stupid or useless → US sl.
1972 — CRACK WALNUTS IN ONE’S ASS to behave stupidly → US sl.
1979 — HAVE BIRD DROPPINGS FOR BRAINS to be extremely stupid or foolish 
1979 — HAVE SOUP FOR BRAINS to be extremely stupid or foolish 
1979 — PUT BEANS UP ONE’S NOSE to do something stupid after being warned not to → Amer. dial.
1980 — TRIP to act stupidly → US teen sl.
1982 — COME DOWN OFF THE CHRISTMAS TREE to be stupid or mentally unbalanced → US sl.
1984 — FALL OFF THE CHRISTMAS TREE to be stupid, to be foolish 
1985 — HAVE ONE OAR OUT OF THE WATER to be lacking in common sense or intelligence 
1990 — BUY A SALAD to be rendered stupid → W. Indies sl.
1999 — HAVE NOTHING BETWEEN THE EARS to be stupid → Aust. sl. (Bk.)
1999 — PLAY FUNNY BUGGERS to behave in a stupid way; to deceive or cheat → Aust. sl. (Bk.)
1999 — PLAY FUNNY BUNNIES to behave in a stupid way; to deceive or cheat → Aust. sl. (Bk.)