lumpy Share definition Flag Another word for when a person gets an erection in an awkward situation. Roger was in the front of the room giving his speech when he suddenly got a huge lumpy. lumpy by Andy M-CAT January 27, 2010 Words you can keep railfan mug chonk mug chud mug based mug 67 mug slime mug mogging mug chopped mug thot mug glazing mug huzz mug yams mug larp mug unc mug cracked mug simp mug baddie mug bop mug lolcow mug