Found 2 items, similar to grandpa.
English → English (WordNet) Definition: grandpa grandpa n : the father of your father or mother [syn: grandfather, gramps, granddad, grandad, granddaddy]
English → English (gcide) Definition: Grandpa Grandpa \Grand“pa”\, Grandpapa \Grand"pa*pa"\, n. A grandfather. [1913 Webster]