From WordNet (r) 2.0 (August 2003) [wn]:
forget
v 1: dismiss from the mind; stop remembering; "i tried to bury
these unpleasant memories" [syn: bury] [ant:
remember]
2: be unable to remember; "I'm drawing a blank"; "You are
blocking the name of your first wife!" [syn: block,
blank out, draw a blank] [ant: remember]
3: forget to do something; "Don't forget to call the chairman
of the board to the meeting!" [ant: mind]
4: leave behind unintentionally; "I forgot my umbrella in the
restaurant"; "I left my keys inside the car and locked the
doors" [syn: leave]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Forget \For*get"\, v. t. [imp. Forgot(Forgat, Obs.); p. p.
Forgotten, Forgot; p. pr. & vb. n. Forgetting.] [OE.
forgeten, foryeten, AS. forgietan, forgitan; pref. for- +
gietan, gitan (only in comp.), to get; cf. D. vergeten, G.
vergessen, Sw. f["o]rg[aum]ta, Dan. forgiette. See For-,
and Get, v. t.]
1. To lose the remembrance of; to let go from the memory; to
cease to have in mind; not to think of; also, to lose the
power of; to cease from doing.
[1913 Webster]
Bless the Lord, O my soul, and forget not all his
benefits. --Ps. ciii. 2.
[1913 Webster]
Let my right hand forget her cunning. --Ps. cxxxvii.
5.
[1913 Webster]
Hath thy knee forget to bow? --Shak.
[1913 Webster]
2. To treat with inattention or disregard; to slight; to
neglect.
[1913 Webster]
Can a woman forget her sucking child? . . . Yes,
they may forget, yet will I not forget thee. --Is.
xlix. 15.
[1913 Webster]
To forget one's self.
(a) To become unmindful of one's own personality; to be
lost in thought.
(b) To be entirely unselfish.
(c) To be guilty of what is unworthy of one; to lose one's
dignity, temper, or self-control.
[1913 Webster]