01 adv. In truth; in fact; certainly; very well; -- formerly used as an expression of deference or respect, especially to woman; now used ironicall…
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In truth; in fact; certainly; very well; -- formerly used as an expression of deference or respect, especially to woman; now used ironically or contemptuously.“A fit man, forsooth, to govern a realm!” — Hayward.“Our old English word forsooth has been changed for the French madam.” — Guardian.