no questions asked

Short definition from Wiktionary

Adjective

1. 1
   Characterized by a pledge to make no inquiries concerning the motives, circumstances, or identity of the person receiving an agreed benefit or performing a proposed action.
2. 2
   Alternative form of no questions asked.

Adverb

1. 1
   Without inquiring into the motives, circumstances, or identity of the person receiving a benefit or performing a proposed action.