put at someone's disposal

put (someone, something, or oneself) at (one's) disposal

To make someone, something, or oneself ready and available to help or serve one. This is my butler—I have put him at your disposal for your time with us at the manor. My parents said they'd put their apartment in London at our disposal during our vacation.
See also: disposal, put

put at someone's disposal

Allow one to use, as in They put their car at our disposal for our entire stay. This idiom employs disposal in the sense of "the liberty or power to use something," a usage dating from the early-1600s.
See also: disposal, put