From Longman Dictionary of Contemporary Englishforget yourselfforget yourselfCONTROL a) to do something stupid or embarrassing, especially by losing control of your emotions Lisa forgot herself and reached out to touch his knee. b) British English to become so involved in something that you do not think about or notice anything else SYN lose yourselfforget yourself in something Often he would forget himself in his work for hours. → forget
Examples from the Corpus
forget yourself in something• Now, I could count on the thumbs of my right hand the times I've forgotten myself in a theatre.• He had acted rashly in coming here, but now he was here he must forget himself in his work.• His aim, in fact, as he freely admitted, was to forget himself in his work.• He forgets himself in the feeding. 