pushknee means A triangular steel structure incorporated into or attached to the bow of a pushboat, allowing the boat to face up to a barge which is higher than the deck of the pushboat. Lexicurio rates it Sui generis — a strength score of 86 out of 100.
Etymology
From push + knee.
noun
- A triangular steel structure incorporated into or attached to the bow of a pushboat, allowing the boat to face up to a barge which is higher than the deck of the pushboat.“The deckhand had to climb the pushknee to get onto the empty barge.”