| Abbreviation |
Meaning |
| I8 | I ate |
| I8U | I hate you |
| IA | I agree |
| IAB | In a bit |
| IAC | In any case |
| IAD | It all depends |
| IAE | In any event |
| IAG | It's all good |
| IAGSMSOL | I am getting some money sooner or later |
| IAGW | In a good way |
| IAIL | I am in love |
| IAM | In a minute |
| IANAL | I am not a lawyer |
| IAP | In-app purchase |
| iat | Alright |
| IAW | In accordance with |
| IAWMP | I almost wet my pants |
| IAWTC | I agree with the comment |
| IAYF | It's all your fault |
| IB | I'm back |
| IB2D | I beg to differ |
| IBTL | In before the lock |
| IC | I see |
| IC | In character |
| ICBW | I could be wrong |
| icc | Icecrown Citadel |
| ICCL | I couldn't care less |
| ICE | In case of emergency |
| ICHC | I Can Has Cheezburger? |
| ICHI | I can't help it |
| ICL | In Christian Love |
| ICO | In care of |
| ICO | In concern of |
| ICOCBW | I could, of course, be wrong |
| icurnvs | I see you are envious |
| ICYC | In case you're curious |
| ICYMI | In case you missed it |
| ID10T | Idiot |
| IDC | I don't care |
| idd | Indeed |
| IDEK | I don't even know |
| IDFK | I don't freaking know |
| IDGAF | I don't give a f*** |
| IDGI | I don't get it |
| IDGRA | I don't give a rat's a** |
| IDHI | I don't have it |
| IDI | I doubt it |
| IDK | I don't know |
| IDKY | I don't know why |
| IDMB | I'll do my best |
| IDN | I don't know |
| IDNDT | I did not do that |
| IDNK | I do not know |
| IDR | I don't remember |
| IDS | I'm dead serious |
| IDT | I don't think |
| IDTS | I don't think so |
| IDTT | I'll drink to that |
| IDU | I don't understand |
| IE | That is |
| IFLY | I freaking love you |
| IFOCN | In front of computer naked |
| IFSFY | I feel sorry for you |
| IFVB | I feel very bad |
| IG | I guess |
| IG2P | I got to pee |
| iggy | Ignored |
| ight | Alright |
| IGI | I get it |
| IGTP | I get the point |
| IH8U | I hate you |
| IHA | I hate acronyms |
| IHI | I have it |
| IHU | I hate you |
| IHY | I hate you |
| II | I'm impressed |
| IIOK | If I only knew |
| IIR | If I remember |
| IIRC | If I remember correctly |
| IIT | I'm impressed too |
| IIWY | If I were you |
| IJC2SILU | I just called to say I love you |
| IJDGAF | I just don't give a f*** |
| IJWTK | I just want to know |
| IJWTS | I just want to say |
| IK | I know |
| IKHYF | I know how you feel |
| IKR | I know, right? |
| IKWUM | I know what you mean |
| IKWYM | I know what you mean |
| IKYD | I know you did |
| ILAMY | I love and miss you |
| ill | Cool |
| ILMM | I love my man |
| ILU | I love you |
| ILU | I like you |
| ILU2 | I love you too |
| ILUB | I love you baby |
| ILUGTD | I love you guys to death |
| ILUM | I love you man |
| iluvu | I love you |
| ILY | I love you |
| ILY2 | I love you too |
| ILYFAE | I love you forever and ever |
| ILYFE | I love you for eternity |
| ILYK | I'll let you know |
| ILYL | I love you lots |
| ILYLC | I love you like crazy |
| ILYMTYWEK | I love you more than you would ever know |
| ILYSM | I love you so much |
| ILYWAMH | I love you with all my heart |
| IM | Instant Messenger |
| IM | Instant Message |
| ima | I'm going to |
| ima | I'm |
| IMA | I might add |
| IMAO | In my arrogant opinion |
| imba | Imbalanced |
| IMBO | In my biased opinion |
| IMCO | In my considered opinion |
| IMD | In my dreams |
| IME | In my experience |
| IMHARO | In my humble and respectful opinion |
| IMHBMAO | In my humble but most accurate opinion |
| IMHO | In my humble opinion |
| IMHO | In my honest opinion |
| IMIO | In my infallible opinion |
| imma | I'm gonna |
| IMNSHO | In my not so humble opinion |
| IMNSVHO | In my not so very humble opinion |
| IMO | In my opinion |
| IMOBO | In my own biased opinion |
| imot | I'm on that |
| IMPO | In my personal opinion |
| IMPOV | In my point of view |
| IMS | If memory serves |
| IMS | I am sorry |
| IMSO | In my sovereign opinion |
| imtg | In meeting |
| IMU | I miss you |
| IMVHO | In my very humble opinion |
| IMVU | Instant Messaging Virtual Universe |
| IMY | I miss you |
| imya | I miss you already |
| inb4 | In before |
| INBD | It's no big deal |
| inc | Incoming |
| indie | Independent |
| indy | Independent |
| indy | Indianapolis |
| info | Information |
| init | Initialize |
| INPO | In no particular order |
| INR | I know right |
| INRS | It's not rocket science |
| Instalock | Instantly choose character |
| int | Intellect |
| intel | Intelligence |
| Intexticated | Texting while driving |
| INU | I need you |
| inv | Invite |
| IOB | Insulin on board |
| IOH | I'm out of here |
| IOIT | I'm on Irish time |
| IOKIYAD | It's OK if you're a Democrat |
| IOKIYAR | It's OK if you're a Republican |
| IONO | I don't know |
| IOU | I owe you |
| IOW | In other words |
| IPN | I'm posting naked |
| IPO | Initial public offering |
| IPQ | Internet printable coupon |
| IR | In room |
| IR8 | Irate |
| IRDK | I really don't know |
| IRL | In real life |
| IRSTBO | It really sucks the big one |
| IRT | In regards to |
| IS | I'm sorry |
| ISF | Insulin Sensitivity Factor |
| ISH | I'm so hungry |
| ISO | Is seeking other |
| ISO | In search of |
| ISP | Internet Service Provider |
| ISTM | It seems to me |
| ISTR | I seem to recall |
| ISWYM | I see what you mean |
| ITBOOTP | In the bathroom, out of toilet paper |
| ITFA | In the final analysis |
| ITIGBS | I think I'm going to be sick |
| ITILY | I think I love you |
| ITILY | I think I like you |
| ITMT | In the meantime |
| ITR | In the room |
| ITR | Internet Talk Radio |
| ITR | Income Tax Return |
| ITRW | In the real world |
| ITSFWI | If the shoe fits, wear it |
| ITTWACW | I thought this was a Christian website |
| ITYF | I think you'll find |
| ITYM | I think you mean |
| ITYS | I told you so |
| IVL | In virtual life |
| IW2BWU | I want to be with you |
| IWALU | I will always love you |
| IWALY | I will always love you |
| IWBB | I will be back |
| IWBNI | It would be nice if |
| IWTY | I would tickle you |
| IWU | I want you |
| IYKWIM | If you know what I mean |
| IYO | In your opinion |
| IYQ | I like you |
| IYSS | If you say so |
| IYSWIM | If you see what I mean |
| iz | Is |
