1. Plural of delly; small valleys or dales, especially in British English.
Usage: chiefly British; informal or dialectal
2. Plural of delly; delicatessens or delis (informal shortening).
Usage: informal; chiefly Australian/New Zealand

Examples

• The hikers walked through several green dellies on their way up the mountain.
• We grabbed sandwiches from one of the local dellies near the office.
• The countryside was dotted with small dellies and rolling meadows.
• She stopped at a few dellies to pick up supplies for the picnic.