1. plural of muggins; a person who is easily deceived or taken advantage of; a dupe or fool.
Usage: informal; chiefly British
2. plural of muggins; a card game in which players score points by making combinations.
Usage: games

Examples

• The con artists targeted mugginses who were unfamiliar with the scheme.
• He felt like one of the mugginses after falling for the obvious trick.
• They played mugginses at the community center every Thursday evening.
• The mugginses in the group didn't realize they were being set up.
• She refused to be counted among the mugginses and questioned everything carefully.