He caught the movement of Steve's fingers. The threat. That didn't help his predicament one bit. He had to shift, and rather than hide the fact that he was going to he slipped his hand into his trunks and simply moved his johnson so that it was no longer trialing down the leg of his trunks.
Bucky chuckled softly at her teasing Steve. "She's got a point, pal." He folded both of his legs so that the rest of the pool loungers couldn't see that he kept his hand down the front of his swim suit.