under the hammer

bring to the hammer

To put up for sale by auction.

under one's thumb

Completely controlled by someone; at someone's command.

under someone's nose

directly in front of one; clearly visible

under way

In operation, in progress, commenced.

under the wire

At the last minute; before the deadline; barely on time; nearly late.

under the radar

Without attracting notice; in an undetected or secretive manner.