Meaning: everything is ok. Usually used in a sentence with negation (not in the least). For example, "Losing did not effect him, not in the least".
Category: Idioms
Idioms are expressions with greater meaning. Phrases like "nick of time" or "in other words" or "for heaven's sake". Definition: a group of words in a fixed order that have a particular meaning that is different from the meanings of each word understood on its own:
out of it
Meaning: feeling badly. For example, "He is really out of it this evening. I wonder what is upsetting him"?
into a flap
Meaning: upset. For example, "Dad gets into a flap when she can't find here car keys".