you're so tied up on statements having exclusive meaning, it is not a 'slip', he intentionally links popularity to sexual desire. And yes, he absolutely means people want to fuck Gabbard, himself and his supporters as proxies for 'America'.

you aren't going to appreciate how sexually charged fascist anxieties are if you analyze their language in such a stiff definitional way. He could have chosen different language to arrive at your sterile meanings.