Interfere or tamper with something.

Dining area for large groups.

Make a mistake or error.

Engage in casual or unserious activities.

Dining areas for large groups.

a tent used to shelter people eating in a group, especially in a military or working setting.

Portable cooking and eating utensils.

Portable cooking and eating gear.

Eating and social area onboard.

Portable cooking container for camping.

Dining and social area, military.

Portable cooking containers for camping.

Equipment for eating while camping.

Formal jacket for evening wear.

(military) mess kit (military uniform)

a British comedy television series which originally aired on ITV between 1960 and 1962.Wagg p.9

Engage in aimless or casual activity.