quaff
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verb with object
drink (something, especially an alcoholic drink) heartily:
｟文･古｠ (〈酒など〉を)一息に飲む, 痛飲する(off)
e.g. he quaffed pint after pint of good Berkshire ale.
noun informal, dated
an alcoholic drink:
がぶ飲み
e.g. porter is a dark, malty quaff.
DERIVATIVES
quaffable adjective
quaffer noun
ORIGIN
early 16th century: probably imitative of the sound of drinking.