80+ plain-English definitions for every term you'll encounter when renting a campervan or motorhome.
Camping without hookups — no water, electric, or sewer connections. Often done on public land (BLM). Also called dry camping or off-grid camping.
The largest type of motorhome, built on a bus or truck chassis. Up to 45ft long, with full-size kitchen, bathroom, multiple sleeping areas. Highest nightly rate.
Built on a van chassis (Mercedes Sprinter, Ford Transit, etc.). Easiest to drive, park, and fuel. Sleeps 2 comfortably. Most fuel-efficient motorhome type.
Built on a truck chassis with an over-cab bunk. The most popular rental class — good balance of space, drivability, and cost. Typically sleeps 4–6.
Wastewater from sinks and shower. Must be disposed of at a dump station or designated gray water facility. Separate from black water.
Waste from the toilet. Held in the black water tank. Must be emptied at a certified dump station. Most campgrounds have these on-site.
A facility for emptying black and gray water tanks. Found at most campgrounds and some fuel stations. Typically costs $5–20 if not included in campsite fee.
A campsite with electric, water, and sewer connections. Most convenient — no tank management needed. Cost: $40–90/night in US.
Electric and water only — no sewer. Gray/black tanks must be emptied separately. Common at state parks. Cost: $25–55/night.
Gross Vehicle Weight Rating — the maximum total weight the vehicle can safely carry, including passengers, fuel, water, and cargo.
A section of the RV that extends outward when parked to create more interior space. Many Class A and C motorhomes have 1–3 slideouts.
Picking up the RV in one city and dropping it off in a different city. Usually incurs a relocation fee, but some operators (like MHR) offer free one-ways during repositioning periods.
A Class A motorhome with the engine at the rear. Quieter, more fuel-efficient at highway speed, and better for towing. Premium option.
A campervan with its own toilet and fresh water supply — a legal requirement for freedom camping in New Zealand and many parts of Australia.
Camping on public land outside of formal campgrounds. Legal in many parts of NZ and AU, but the vehicle must be certified self-contained.
A discounted or free rental offered by operators who need to move vehicles between depots. Common in AU/NZ. Can be $1/day with all fees included.
The amount you pay if you have an at-fault accident before insurance coverage kicks in. Can be $3,000–6,000+ on budget campervans. Reduce with an excess reduction product.
Onboard power generator for running appliances (A/C, microwave) when not plugged in at a campsite. Typically runs on the vehicle's fuel. Has noise restrictions at many parks.
Connecting the RV to a campsite's electric hookup (30amp or 50amp). Powers all appliances without running the generator. Also called "plugging in."
Onboard storage for drinking/cooking/shower water. Capacity varies: 30–100+ gallons. Fill at campgrounds or potable water stations.
A large trailer that connects to a special hitch in the bed of a pickup truck. Requires a compatible tow vehicle. Spacious but less maneuverable.
Any towable RV that connects to a regular hitch on a car or truck. Requires a tow vehicle with sufficient tow rating. More affordable than motorhomes.
The weight of the RV with no water, fuel, or passengers. Used to estimate how much payload you can add before reaching GVWR.
The downward force a trailer puts on the tow vehicle's hitch. Typically 10–15% of the trailer's loaded weight. Exceeding limits can cause swaying.
Ensuring the RV sits level when parked, usually using leveling blocks or built-in hydraulic levelers. Required for proper refrigerator operation and comfortable sleeping.
Preparing an RV for cold weather storage — draining water systems and adding antifreeze to pipes to prevent freeze damage.
A retractable shade canopy attached to the side of the RV. Provides shade and shelter from light rain when set up at a campsite.
Solar panels + battery bank that allows charging without shore power or a generator. Increasingly standard on newer campervans.
Replacing standard lead-acid batteries with lithium iron phosphate (LiFePO4) batteries. Longer life, lighter weight, faster charging. Popular in premium builds.