| FROMTHEOUTSET | Leading lady rejected thermos left out, bizarrely, since the beginning |
| GETGO | From the ___ (since the beginning, slangily) |
| AGOG | On the edge of one's seat since the beginning of Grease |
| STARLIGHT | Form of electromagnetic radiation emitted by luminous celestial bodies in the observable universe that have radiated some 4x1084 photons since the beginning of time (9) |
| INBORN | Hostelry on outskirts of borough has been there since the beginning (6) |
| FROMTHEYEARONE | Since the beginning, Henry ate more of bananas (4,3,4,3) |
| INSECT | Six- footer ill- disposed since the beginning of time (6) |
| OGS | Ones who've been there since the beginning, for short |
| FROMDAYONE | Since the beginning (4,3,3) |
| ALLALONG | Since the beginning (3, 5) |
| DAYONE | From ___; since the beginning |
| AGEOLD | Since the beginning of time |
| FROMTHEWORDGO | Since the beginning (4wds) |
| STORM | He left the thermos in the wild weather (5) |
| MOTHERS | It's a special kind of thermos for some of the parents (7) |
| NETHERMOST | Contents of fine thermos that's nearest the bottom (10) |
| LAUNCHPAIL | Sandwich-and-thermos box with Cape Canaveral on the side? |
| SMOTHER | One way to put out a fire: ___ it (THERMOS anagram) (7) |
| DEWAR | __ flask (inspiration for the Thermos) |
| MOTHERSRUIN | Gin in thermos, maybe (7,4) |