Foist \Foist\ (foist), n. [OF. fuste stick, boat, fr. L. fustis cudgel. Cf. 1st Fust.]

A light and fast-sailing ship. [Obs.]

--Beau. & Fl.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Foist \Foist\, v. t. [imp. & p. p. Foisted; p. pr. & vb. n. Foisting.]

[Cf. OD. vysten to fizzle, D. veesten, E. fizz, fitchet, bullfist.]

To insert surreptitiously, wrongfully, or without warrant; to interpolate; to pass off (something spurious or counterfeit) as genuine, true, or worthy; -- usually followed by in.

Lest negligence or partiality might admit or foist in abuses and corruption. --R. Carew.

When a scripture has been corrupted . . . by a supposititious foisting of some words in. --South.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Foist \Foist\, n.

1. A foister; a sharper. [Obs.]

--B. Jonson.

2. A trick or fraud; a swindle. [Obs.]

--B. Jonson.

Source: Webster's Revised Unabridged Dictionary (1913)