The idiom "according to" is used when someone is expressing their opinion about something based on information they have gathered or heard. It can also be used to indicate that someone is following a certain set of rules or guidelines.

The idiom "clam up" means to become quiet or close-mouthed, often suddenly or under pressure. It can also mean to refuse to speak or divulge information. The figurative meaning is often used to describe someone who is being uncooperative or evasive.

The idiom "in no time" means to do something very quickly or easily. It can also mean that an event will happen very soon or without any delay.

The idiom "at daggers drawn" means to be extremely hostile, bitter, or in a state of conflict. It implies that the parties involved are ready to engage in physical violence.

"On demand" is an idiom that means something or someone is available immediately, without any delay or request. It can also refer to a service or product that is provided to customers according to their needs and preferences.