forget /fəˈgɛt /
▸ verb
(forgets, forgetting, forgot /-ˈgɒt/; past participle forgotten/-ˈgɒt(ə)n/ or chiefly US forgot)
[with obj.] fail to remember:
he had forgotten his lines
[with clause] she had completely forgotten how hungry she was.
▪ inadvertently neglect to do or mention something:
[with infinitive] she forgot to lock her door.
▪ deliberately cease to think of:
forget all this romantic stuff
[no obj.] for years she had struggled to forget about him.
▪ (forget it) informal said when insisting to someone that there is no need for apology or thanks:
‘I'm sorry …’ she began. ‘Forget it’.
▪ (forget oneself) neglect to behave in an appropriate way:
‘I'm sorry, Cassie. I forget myself’.