saphead

[sap-hed] /ˈsæpˌhɛd/
noun, Slang.
1.
a simpleton; fool.
Origin
1790-1800; sap1 + head
British Dictionary definitions for saphead

saphead1

/ˈsæpˌhɛd/
noun
1.
(slang) a simpleton, idiot, or fool
Derived Forms
sapheaded, adjective

saphead2

/ˈsæpˌhɛd/
noun
1.
(military) the end of a sap nearest to the enemy
Slang definitions & phrases for saphead

saphead

noun

A stupid person; blockhead, sap: one young woman who just seems to be a saphead (1798+)