What does "pike hoses" mean?
Solution 1:
It's Metempsychosis as spoken by one of the characters, Molly Bloom.
Metempsychosis is a recurring theme in James Joyce's modernist novel Ulysses (1922). In Joycean fashion, the word famously appears, mispronounced by Molly Bloom, as "met him pike hoses."
Solution 2:
Metempsychosis = "transfer of the soul". Joyce spells out himself that this is what "met him pike hoses" means on page 592 of the (cheap) Wordsworth edition. "Unusual polysyllables of foreign languages are interpreted phonetically...".