Top definition
When you are thrusting your partner using maximum effort, not dissimilar to the crankshaft of a steam engine & in a similar repetition rate & force of a M2 Browning machine gun...
I had a full head of steam so I unleashed it on the Mrs last night!
by Mr Mystereious May 10, 2018
Get the mug
Get a head of steam mug for your father Georges.