Creamsicle (n.)

1744, earlier iced cream (1680s), "a confection made by congealing variously flavored cream or custard in a vessel surrounded with a freezing-mixture," from ice (n.) + cream (n.). For ice-cream cone (1909), see cone.

"frozen ice mix with a wooden stick inserted to serve as a handle," 1923, trademark name registered by Frank Epperson of Oakland, Calif., presumably from (lolly)pop + (ic)icle.