1 tr. & (often foll. by about) intr. lose the remembrance of; not remember (a person or thing).
2 tr. (foll. by clause or to + infin.) not remember; neglect (forgot to come; forgot how to do it).
3 tr. inadvertently omit to bring or mention or attend to.
4 tr. (also absol.) put out of mind; cease to think of (forgive and forget).
Phrases and idioms:
forget-me-not any plant of the genus Myosotis, esp. M. alpestris with small yellow-eyed bright blue flowers. forget oneself
1 neglect one's own interests.
2 act unbecomingly or unworthily.
Derivatives:
forgettable adj. forgetter n.
Etymology: OE forgietan f. WG (as FOR-, GET)
Useful english dictionary. 2012.