/ ˈwɒləʊ; NAmE ˈwɑːloʊ/ verb , noun
■ verb [ v ] wallow (in sth)
1.
( of large animals or people ) to lie and roll about in water or mud, to keep cool or for pleasure :
hippos wallowing in the river
He loves to wallow in a hot bath after a game.
2.
(often disapproving ) to enjoy sth that causes you pleasure :
She wallowed in the luxury of the hotel.
to wallow in despair / self-pity (= to think about your unhappy feelings all the time and seem to be enjoying them)
■ noun
[ sing. ] an act of wallowing :
pigs having a wallow in the mud
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WORD ORIGIN
Old English walwian to roll about , of Germanic origin, from an Indo-European root shared by Latin volvere to roll.