1. thin, crisp cookies or crackers, often round
2. thin round pieces of bread used in Christian communion services
Usage: religious
3. thin flat discs of semiconductor material used in electronics manufacturing
Usage: technical

Examples

• She served vanilla wafers with tea.
• The ice cream sandwich was made with chocolate wafers.
• The priest distributed communion wafers to the congregation.
• The factory produces silicon wafers for computer chips.
• He dunked the wafers in milk before eating them.
• The wafers were so thin they melted on her tongue.