with all possible energy and enthusiasm.

The real estate market has heated up, and building is going full steam ahead.

Usage notes: sometimes used in the form it's full steam ahead:

It's full steam ahead for Internet service providers today.

Etymology: based on the literal use of full steam in ships, which makes them go at their top speed

• put life in hands
• put life in someone's hands
• put life on the line
• put mind at ease
• put mind at rest
• put mind to it
• put money on someone
• put money on something
• put money where mouth is
• put money where your mouth is
• put neck on the block
• put neck on the line
• put nose out of joint
• put oar in
• put off stride
• put off their stride
• put off the scent
• put on a brave face
• put on a brave front
• put on a collision course
• put on a front
• put on a pedestal
• put on edge
• put on hold
• put on ice