(idiomatic) Something ordinary or run-of-the-mill. / (idiomatic) Nothing worth discussing; nothing that the speaker wants to mention.

Indicates that one's remark is not directed at the interlocutor specifically, but is a general remark, and thus not intended to offend.

(dated) To be hanged.

(Ireland or archaic) Something trivial, of no importance.

Something of little substance or importance.

To make no difficulty of (a given occurrence); to consider (a particular occurrence) as trifling or unimportant. / To fail to understand.

(idiomatic) At the very least; as a minimum.

At all risks.

plural of thing of nothing

simple past tense and past participle of stop at nothing